Barbieri, Ana Paula Piccinin, Maria Carolina Grigoletto Espíndola, Nilson Lemos de Menezes, and Daniela Florinda Soares Henrique. 2013. “Lettuce Seeds Treated With Cerium and Lanthanum Aqueous Solutions”. Pesquisa Agropecuária Tropical [Agricultural Research in the Tropics] 43 (1): 104-9. https://doi.org/10.5216/pat.v43i1.20847.