OSIPOV, V. A.; KRASOVA, E. V. Labor productivity as a source for effective development of production. Amazonia Investiga, [S. l.], v. 8, n. 19, p. 547–557, 2019. Disponível em: https://amazoniainvestiga.info/index.php/amazonia/article/view/268. Acesso em: 3 jul. 2024.