PRATAMA NAPITUPULU, B. E. Backward Integration as a Business Strategy to Increase Company Profitability. Journal of World Science, [S. l.], v. 1, n. 6, p. 410–421, 2022. DOI: 10.58344/jws.v1i6.55. Disponível em: https://jws.rivierapublishing.id/index.php/jws/article/view/55. Acesso em: 19 aug. 2026.