Tajik, S., F. zarinkamar, and V. Niknam. “Effects of Salicylic Acid on Carotenoids and Antioxidant Activity of Saffron (Crocus Sativus L.)”. Applied Food Biotechnology, vol. 2, no. 4, Sept. 2015, pp. 33-37, doi:10.22037/afb.v2i4.9739.