DAVYDOV, I.; NIKOLSKAYA, A.; PODBIRALINA, G.; MROCHKOVSKY, N.; CHUVILOVA, O. Socio-economic inequality and altruism. Amazonia Investiga, [S. l.], v. 11, n. 55, p. 306–317, 2022. DOI: 10.34069/AI/2022.55.07.32. Disponível em: https://amazoniainvestiga.info/index.php/amazonia/article/view/2102. Acesso em: 3 jul. 2024.