Power-over-Fiber Integration in 5G Optical Fronthauling based on Multicore Fibers - Sanchez Montero, David Ricardo; Altuna Perez, Ruben; Barco Alvarez, Javier; Lopez Cardona, Juan Dayron; Vazquez Garcia, Maria Carmen (2024 24th International Conference on Transparent Optical Networks (ICTON), 2024)