A Modeling Framework for Describing Flexible Software Product Line Architecture - DIAZ FERNANDEZ, JESSICA; PEREZ BENEDI, JENIFER; GARBAJOSA SOPEÑA, JUAN; YAGUE PANADERO, AGUSTIN (Ecoop, Ecsa, And Ecmfa, 2013 Joint Proceedings Of Tools, Demos & Posters © Technical University Of Denmark (Dtu), 2013)