CORNEANU, G. C., POPESCU, M., SITORIS, A., SIMEANU, V. D. and POPESCU, G. (1986) “Researches concerning the biology of the Nigella L. species (Fam. Ranunculaceae) from Romania”, Notulae Botanicae Horti Agrobotanici Cluj-Napoca, 16(1), pp. 151-163. doi: 10.15835/nbha161222.