E. Martínez-Mera, E. Valencia, and H. Cuevas, “Allelopathic effects of aqueous extracts of the legumes crotalaria [Crotalaria juncea (L.) ’Tropic Sun’], jack bean [Canavalia ensiformis (L.)] and pigeon pea [Cajanus cajan (L.) ’Lázaro’] on crop development”, JAUPR, vol. 100, no. 1, pp. 71–82, Jan. 2016.