WEIL, R. J.; SILVA, E. M.; HENDRICKSON, J.; MITCHELL, P. D. Time and Technique Studies for Assessing Labor Productivity on Diversified Organic Vegetable Farms. Journal of Agriculture, Food Systems, and Community Development, Ithaca, NY, USA, v. 7, n. 4, p. 129–148, 2017. DOI: 10.5304/jafscd.2017.074.007. Disponível em: https://www.foodsystemsjournal.org/index.php/fsj/article/view/472. Acesso em: 27 nov. 2021.