STEFIA, C. M. Customer Validation for Startup. Journal Research of Social Science, Economics, and Management, [S. l.], v. 1, n. 6, p. 689–693, 2022. DOI: 10.59141/jrssem.v1i6.80. Disponível em: https://jrssem.publikasiindonesia.id/index.php/jrssem/article/view/80. Acesso em: 13 nov. 2024.