FAUNGFUPONG, S.; SAKHUNKHU, S. Effect of Tillage Systems and Methods of Fertilizer Application on Corn Production. Agriculture and Natural Resources, Bangkok, Thailand, v. 19, n. 3, p. 173–179, 1985. Disponível em: https://li01.tci-thaijo.org/index.php/anres/article/view/242440. Acesso em: 18 sep. 2026.