Technologies and Innovation 5th International Conference, CITI 2019, Guayaquil, Ecuador, December 2-5, 2019, Proceedings - Valencia-García, Rafael; Valencia-García, Rafael; Alcaraz-Mármol, Gema; Alcaraz-Mármol, Gema; Del Cioppo-Morstadt, Javier; Del Cioppo-Morstadt, Javier; Vera-Lucio, Néstor; Vera-Lucio, Néstor; Bucaram-Leverone, Martha; Bucaram-Leverone, Martha (Springer International Publishing : Imprint: Springer, 2019)