Asensi, A., B. Díez Garretas, and F. Esteve. 1978. “Contribution to the Study of Omphalodion Brassicaefoliae Rivas Martínez, S., Izco, J. & Costa, M., 1973 in the South of the Iberian Peninsule”. Acta Botanica Malacitana 4 (December):63-70. https://doi.org/10.24310/Actabotanicaabmabm.v4i.9686.