Ada López-Emparán, Daniela Quezada-Martínez, Matías Zúñiga-Bustos, Víctor Cifuentes, Federico Iñiguez-Luy, María Laura Federico. (2014). Functional Analysis of the Brassica napus L. Phytoene Synthase (PSY) Gene Family. PLoS ONE. 9;12.