M. Vicente et al.,  "Gender detection of Twitter users based on multiple information sources", in Interactions Between Computational Intelligence and Mathematics Part 2. Studies in Computational Intelligence, Kóczy, László T. and Medina-Moreno, Jesús; Ramírez-Poussa, Eloísa, Ed., Cham,  Springer International Publishing , 2019, vol.  794 , pp.  39-54