KERSHEN, Drew L.; MCHUGHEN, Alan. Adventitious Presence: Inadvertent Commingling and Coexistence among Farming Methods. Council for Agricultural Science and Technology (CAST), Ames, U.S.A., 2005. DOI: 10.62300/cbgxj036. Disponível em: https://publications.cast-science.org/CAST/article/view/164. Acesso em: 1 jul. 2026.