Voll, Elemar, Dionísio L. P. Gazziero, and Décio Karam. “Population Dynamics of Acanthospermum Hispidum DC. Under Soil and Herbicide Management Practices”. Pesquisa Agropecuaria Brasileira 32, no. 9 (September 1, 1997): 897–904. Accessed October 15, 2026. https://apct.sede.embrapa.br/pab/article/view/4734.