On the number of ovals of a symmetry of a compact Riemann surface - Bujalance García, Emilio; Cirre, Francisco Javier; Gamboa Mutuberria, José Manuel; Gromadzki, Grzegorz (Revista matemática iberoamericana, 2008)

On the connectedness of the branch loci of non-orientable unbordered klein surfaces of low genus - Bujalance, E.; Etayo, J.J.; Martínez, E.; Szepietowski, B. (Glasgow Mathematical Journal, 2015)

Automorphism groups of compact non-orientable riemann surfaces - Bujalance, E.; Cirre, F.J.; Etayo, J.J.; Gromadzki, G.; Martínez, E. (Groups St Andrews 2013, 2015)

Minimal genus of Klein surfaces admitting an automorphism of a given order - Bujalance, E.; Etayo, J.J.; Gamboa, J.M.; Martens, G. (Archiv der Mathematik, 1989)

Large automorphism groups of hyperelliptic klein surfaces - Bujalance, E.; Etayo, J.J. (Proceedings of the American Mathematical Society, 1988)

A characterization of q-hyperelliptic compact planar klein surfaces - Bujalance, E.; Etayo, J.J. (Abhandlungen aus dem Mathematischen Seminar der Universität Hamburg, 1988)

Topological types of p-hyperelliptic real algebraic curves - Bujalance, E.; Etayo, J.J.; Gamboa, J.M. (Mathematische Zeitschrift, 1987)

Automorphism groups of hyper elliptic riemann surfaces - Bujalance, E.; Etayo, J.J.; Mart?nez, E. (Kodai Mathematical Journal, 1987)

Hyperelliptic Klein surfaces - Bujalance, E.; Etayo, J.J.; Gamboa, J.M. (Quarterly Journal of Mathematics, 1985)

Appendix - Bujalance, E.; Cirre, F.J.; Gamboa, J.M.; Gromadzki, G. (Lecture Notes in Mathematics, 2010)

Preliminaries - Bujalance, E.; Cirre, F.J.; Gamboa, J.M.; Gromadzki, G. (Lecture Notes in Mathematics, 2010)

On the Number of Conjugacy Classes of Symmetries of Riemann Surfaces - Bujalance, E.; Cirre, F.J.; Gamboa, J.M.; Gromadzki, G. (Lecture Notes in Mathematics, 2010)

Symmetry Types of Some Families of Riemann Surfaces - Bujalance, E.; Cirre, F.J.; Gamboa, J.M.; Gromadzki, G. (Lecture Notes in Mathematics, 2010)

Counting Ovals of Symmetries of Riemann Surfaces - Bujalance, E.; Cirre, F.J.; Gamboa, J.M.; Gromadzki, G. (Lecture Notes in Mathematics, 2010)

Symmetry Types of Riemann Surfaces with a Large Group of Automorphisms - Bujalance, E.; Cirre, F.J.; Gamboa, J.M.; Gromadzki, G. (Lecture Notes in Mathematics, 2010)

Normal coverings of hyperelliptic real algebraic curves - Bujalance, E.; Cirre, F.J.; Gamboa, J.M. (Conformal Geometry and Dynamics, 2007)

On symmetries of compact Riemann surfaces with cyclic groups of automorphisms - Bujalance, E.; Cirre, F.J.; Gamboa, J.M.; Gromadzki, G. (Journal of Algebra, 2006)

Automorphism groups of the real projective plane with holes and their conjugacy classes within its mapping class group - Bujalance, E.; Cirre, F.J.; Gamboa, J.M. (Mathematische Annalen, 2005)

On compact Riemann surfaces with dihedral groups of automorphisms - Bujalance, E.; Cirre, F.J.; Gamboa, J.M.; Gromadzki, G. (Mathematical Proceedings of the Cambridge Philosophical Society, 2003)

Double coverings of Klein surfaces by a given Riemann surface - Bujalance, E.; Conder, M.D.E.; Gamboa, J.M.; Gromadzki, G.; Izquierdo, M. (Journal of Pure and Applied Algebra, 2002)

Symmetries of Riemann surfaces on which PSL(2, q) acts as a Hurwitz automorphism group - Broughton, S.A.; Bujalance, E.; Costa, A.F.; Gamboa, J.M.; Gromadzki, G. (Journal of Pure and Applied Algebra, 1996)

An algorithm to compute orders and ramification indices of cyclic actions on compact surfaces, II - Bujalance, E.; Costa, A.F.; Gamboa, J.M.; Lafuente, J. (Discrete and Computational Geometry, 1996)

Minimum topological genus of compact bordered Klein surfaces admitting a prime-power automorphism - Bujalance, E.; Gamboa, J.M.; MacLachlan, C. (Glasgow Mathematical Journal, 1995)

The full automorphism groups of hyperelliptic Riemann surfaces - Bujalance, E.; Gamboa, J.M.; Gromadzki, G. (Manuscripta Mathematica, 1993)

Automorphism groups of algebraic curves of Rn of genus 2 - Bujalance, E.; Gamboa, J.M. (Archiv der Mathematik, 1984)

On fixed points of involutions of compact Riemann surfaces - Bujalance García, Emilio; Gromadzki, Grzegorz; Tyszkowska, Ewa (Mathematica scandinavica, 2009)

Extensions of finite cyclic group actions on bordered surfaces - Emilio Bujalance; Francisco Javier Cirre; Marston D. E. Conder (Revista matemática iberoamericana, 2015)

Lifting the hyperelliptic involution of a Klein surface - Emilio Bujalance; Francisco-Javier Cirre; Peter Turbek (Revista matemática complutense, 2018)

Grupos cíclicos de automorfismos de superficies de Riemann compactas y no orientables - Bujalance , Emilio (Publicacions matematiques, 1980)

Automorphism groups of compact Klein surfaces with one boundary component - E. Bujalance (Mathematica scandinavica, 1986)

Cyclic trigonal klein surfaces - Bujalance, E.; Bujalance, J.A.; Gromadzki, G.; Martinez, E. (Journal of Algebra, 1993)

On Riemann surfaces of genus g with 4g automorphisms - Bujalance, E.; Costa, A.F.; Izquierdo, M. (Topology and its Applications, 2017)

Automorphism groups of cyclic p-gonal pseudo-real Riemann surfaces - Bujalance, E.; Costa, A.F. (Journal of Algebra, 2015)

Automorphism groups of pseudo-real Riemann surfaces of low genus - Bujalance, E.; Costa, A.F. (Acta Mathematica Sinica, English Series, 2014)

Pseudo-real riemann surfaces and chiral regular maps - Bujalance, E.; Conder, M.D.E.; Costa, A.F. (Transactions of the American Mathematical Society, 2010)

On projecting symmetries by unbranched regular coverings of riemann surfaces - Bujalance, E.; Costa, A.F.; Gromadzki, G. (Transformation Groups, 2009)

On symmetries of p-hyperelliptic Riemann surfaces - Bujalance, E.; Costa, A.F. (Mathematische Annalen, 1997)

Orientation reversing automorphisms of Riemann surfaces - Bujalance, E.; Costa, A.F. (Illinois Journal of Mathematics, 1994)

Automorphism groups of complex doubles of Klein surfaces - Bujalance, E.; Costa, A.F.; Gromadzki, G.; Singerman, D. (Glasgow Mathematical Journal, 1994)

Involutions of compact Klein surfaces - Bujalance, E.; Costa, A.F.; Natanzon, S.M.; Singerman, D. (Mathematische Zeitschrift, 1992)

Bounds on the orders of groups of automorphisms of a pseudo-real surface of given genus - Bujalance, E.; Cirre, F.J.; Conder, M.D.E. (Journal of the London Mathematical Society, 2020)

On automorphism groups of Riemann double covers of Klein surfaces - Bujalance, E.; Cirre, F.J.; Conder, M.D.E. (Journal of Algebra, 2017)

Riemann surfaces with maximal real symmetry - Bujalance, E.; Cirre, F.J.; Conder, M.D.E. (Journal of Algebra, 2015)

Double Coverings of Non-orientable Riemann Surfaces Ramified over Discrete Sets - Bujalance, E.; Gromadzki, G. (Computational Methods and Function Theory, 2014)

Extensions of finite cyclic group actions on non-orientable surfaces - Bujalance, E.; Cirre, F.J.; Conder, M.D.E. (Transactions of the American Mathematical Society, 2013)

Symmetry types of cyclic covers of the sphere - Bujalance, E.; Cirre, F.-J.; Turbek, P. (Israel Journal of Mathematics, 2012)

Groups of automorphisms of cyclic trigonal Riemann surfaces - Bujalance, E.; Cirre, F.J.; Gromadzki, G. (Journal of Algebra, 2009)

Riemann surfaces with real forms which have maximal cyclic symmetry - Bujalance, E.; Cirre, F.-J.; Turbek, P. (Journal of Algebra, 2005)

Automorphism criteria for M*-groups - Bujalance, E.; Cirre, F.-J.; Turbek, P. (Proceedings of the Edinburgh Mathematical Society, 2004)

On extendability of group actions on compact Riemann surfaces - Bujalance, E.; Cirre, F.J.; Conder, M. (Transactions of the American Mathematical Society, 2003)

Subgroups of M*-groups - Bujalance, E.; Cirre, F.-J.; Turbek, P. (Quarterly Journal of Mathematics, 2003)

Asymmetric and pseudo-symmetric hyperelliptic surfaces - Bujalance, E.; Turbek, P. (Manuscripta Mathematica, 2002)

On Klein surfaces with 2p or 2p + 2 automorphisms - Bujalance, E.; Turbek, P. (Journal of Algebra, 2001)

On real forms of a complex algebraic curve - Bujalance, E.; Gromadzki, G.; Izquierdo, M. (Journal of the Australian Mathematical Society, 2001)

On non-orientable Riemann surfaces with 2p or 2p + 2 automorphisms - Bujalance, E.; Gromadzki, G.; Turbek, P. (Pacific Journal of Mathematics, 2001)

On ramified double covering maps of Riemann surfaces - Bujalance, E.; Gromadzki, G. (Journal of Pure and Applied Algebra, 2000)

On cyclic groups of automorphisms of Riemann surfaces - Bujalance, E.; Conder, M. (Journal of the London Mathematical Society, 1999)

On the number of real curves associated to a complex algebraic curve - Bujalance, E.; Gromadzki, G.; Singerman, D. (Proceedings of the American Mathematical Society, 1994)

On nilpotent groups of automorphisms of klein surfaces - Bujalance, E.; Gromadzki, G. (Proceedings of the American Mathematical Society, 1990)

A remark on nec groups representing surfaces with boundary - Bujalance, E.; Martinez, E. (Bulletin of the London Mathematical Society, 1989)

A classification of unramified double coverings of hyperelliptic Riemann surfaces - Bujalance, E. (Archiv der Mathematik, 1986)

Automorphism groups of compact planar Klein surfaces - Bujalance, E. (Manuscripta Mathematica, 1986)

On the structure of the automorphism group of a compact Klein surface with N boundary components (1?N?4) - Bujalance, E. (Mathematische Annalen, 1985)

The symmetry type of a riemann surface - Bujalance, E. (Proceedings of the London Mathematical Society, 1985)

Cyclic groups of automorphisms of compact non-orientable Klein surfaces without boundary - Bujalance, E. (Pacific Journal of Mathematics, 1983)

Normal N.E.C. signatures - Bujalance, E. (Illinois Journal of Mathematics, 1982)

Normal subgroups of N.E.C. groups - Bujalance, E. (Mathematische Zeitschrift, 1981)

The gonality of Riemann surfaces under projections by normal coverings - Bujalance, E.; Etayo, J.J.; Gamboa, J.M.; Gromadzki, G. (Journal of Pure and Applied Algebra, 2011)

Finite group actions on bordered surfaces of small genus - Bujalance, E.; Cirre, F.J.; Conder, M.D.E.; Szepietowski, B. (Journal of Pure and Applied Algebra, 2010)

On regular dessins d?enfants with 4g automorphisms and a curve of wiman - Bujalance, E.; Conder, M.D.E.; Costa, A.F.; Izquierdo, M. (Contemporary Mathematics, 2019)

p-Groups of automorphisms of compact non-orientable Riemann surfaces - Bujalance, E.; Cirre, F.J.; Gamboa, J.M. (Revista de la Real Academia de Ciencias Exactas, Fisicas y Naturales - Serie A: Matematicas, 2021)

Lifting a symmetry of a Riemann surface - Bujalance, E.; Cirre, F.-J.; Turbek, P. (Revista de la Real Academia de Ciencias Exactas, Fisicas y Naturales - Serie A: Matematicas, 2018)

On the existence of groups of automorphisms of compact riemann and klein surfaces - Bujalance, E.; Cirre, F.J. (Contemporary Mathematics, 2021)

Cyclic and dihedral actions on Klein surfaces with 2 boundary components - Bujalance, E.; Etayo, J.J.; Martínez, E. (Contemporary Mathematics, 2022)

Groups of automorphisms of Riemann and Klein surfaces, our joint work with Marston Conder - Bujalance, E.; Cirre, F.-J. (Art of Discrete and Applied Mathematics, 2022)

Double coverings of hyperelliptic real algebraic curves - Bujalance, E.; Cirre, F.J.; Gamboa, J.M. (Journal of Pure and Applied Algebra, 2008)

Preface - Bujalance, E.; Cirre, F.J.; Gamboa, J.M.; Gromadzki, G. (Lecture Notes in Mathematics, 2010)

An algorithm to compute odd orders and ramification indices of cyclic actions on compact surfaces - Bujalance, E.; Costa, A.F.; Gamboa, J.M.; Lafuente, J. (Discrete & Computational Geometry, 1994)

Klein surfaces as orbit spaces of NEC groups - Bujalance, Emilio; Etayo, José Javier; Gamboa, José Manuel; Grzegorz Gromadzki (Automorphism Groups of Compact Bordered Klein Surfaces, 1990)

Automorphism groups of real algebraic curves of genus 3 - Bujalance, Emilio; Etayo, José Javier; Gamboa, José Manuel (Proceedings of the Japan Academy, Series A, Mathematical Sciences, 1986)

The groups of automorphisms of non-orientable hyperelliptic klein surfaces without boundary - Bujalance, Emilio; Bujalance, J. A.; Gromadzki, G.; Martinez, E. (Groups ? Korea 1988, 1989)

A family of Riemann surfaces with orientation reversing automorphisms - Bujalance, Emilio; Cirre, Francisco-Javier (In the Tradition of Ahlfors?Bers, V, 2010)

NEC groups and Klein surfaces - Bujalance, Emilio (Kleinian Groups and Related Topics. Lecture Notes in Mathematics, 1983)

Real parts of complex algebraic curves - Bujalance, Emilio; Costa, Antonio F.; Gamboa, J. M. (Real Analytic and Algebraic Geometry, 1990)

On nilpotent groups acting on Klein surfaces - Bujalance, Emilio; Gromadzki, Grzegorz (Groups St Andrews 1989, 1991)

A survey of research inspired by Harvey's theorem on cyclic groups of automorphisms - E. Bujalance; J. Cirre (Geometry of Riemann Surfaces, 2010)

Symmetries of Compact Riemann Surfaces - Bujalance, Emilio; Cirre, Francisco Javier; Gamboa, José Manuel; Gromadzki, Grzegorz (2010)

A survey on the minimum genus and maximum order problems for bordered Klein surfaces - Bujalance, E.; Cirre, F. J.; Etayo, J. J.; Gromadzki, G.; Martínez, E. (Groups St Andrews 2009 in Bath, 2011)

Groups acting on bordered Klein surfaces with maximal symmetry - Bujalance, Emilio; Cirre, Francisco Javier; Turbek, Peter (Groups St Andrews 2001 in Oxford, 2003)

A combinatorial approach to the symmetries of M and M?l Riemann surfaces - Bujalance, E.; Costa, A. F. (Discrete Groups and Geometry, 1992)

Groups of automorphisms of hyperelliptic Klein surfaces of genus three - Bujalance, E.; Etayo, J. J.; Gamboa, J. M. (Michigan Mathematical Journal, 1986)

Abelian Actions on Pseudo-real Riemann Surfaces - Bujalance, E.; Cirre, F.J.; Rodríguez, J. (Mediterranean Journal of Mathematics, 2023)

Automorphism Groups of Compact Bordered Klein Surfaces - Bujalance, Emilio; Etayo, José Javier; Gamboa, José Manuel; Gromadzki, Grzegorz (1990)

Groups of automorphisms of bordered non-orientable Klein surfaces of topological genus 3 - Bujalance, E.; Etayo, J.J.; Martínez, E. (Topology and its Applications, 2023)

On the automorphism group of hyperelliptic Klein surfaces - Bujalance, E.; Bujalance, J. A.; Martínez, E. (Michigan Mathematical Journal, 1988)

Large automorphism groups of bordered tori - Bujalance, E.; Cirre, F.J.; Gamboa, J.M. (Journal of Pure and Applied Algebra, 2024)

Groups of automorphisms of order 4g acting on non-orientable Riemann surfaces of topological genus g. - Bujalance,E.; Etayo,J.J.; Martínez,E. (Geometriae Dedicata, 2025)

Fenchel?s conjecture on NEC groups - Emilio Bujalance; Francisco Javier Cirre; Marston D. E. Conder; Antonio F. Costa (Revista matemática complutense, 2026)