ZHUK, Sergey I.; KHABIBULLIN, Rifat I.; GRIGOREVA, Diana R. Theoretical aspects of collective Enterprises. Revista Publicando, "Quito, EC", v. 4, n. 13 (3), p. 843–852, 2017. Disponível em: https://revistapublicando.org/revista/index.php/crv/article/view/1009. Acesso em: 9 mar. 2025.