Izquierdo, N. G., Mascioli, S., Aguirrezábal, L., & Nolasco, S. (2007). Temperature influence during seed filling on tocopherol concentration in a traditional sunflower hybrid. Grasas Y Aceites, 58(2), 170–178. https://doi.org/10.3989/gya.2007.v58.i2.82