Template:Leadlay & Heywood, 1990
- Leadlay, E.A. & Heywood, V.H. 1990. The Biology and Systematics of the Genus Coincya Porta & Rigo ex Rouy (Cruciferae). Botanical Journal of the Linnean Society 102(4): 313–398. DOI: 10.1111/j.1095-8339.1990.tb01884.x