SMITH, Tony G. Planning Ag Mechanics Facilities, Resources, and Expenses. Journal of Agricultural Systems, Technology, and Management, [S. l.], v. 1, n. 2, p. 10–14, 1986. Disponível em: https://jastm.org/index.php/jastm/article/view/11859. Acesso em: 23 feb. 2025.