Amor Morales, Ángel, Florentino Navarro Andrés, and Mª Ángeles Sánchez Anta. 2012. “Chorological and Morphological Data Concerning Species of the Genus "Ambrosia" L. (‘Compositae’) Present on the Iberian Peninsula”. Botanica Complutensis 36 (June): 85-96. https://doi.org/10.5209/rev_BOCM.2012.v36.39446.