ATHIKULRAT, kittichai. Information System for Purchasing A Case Study Paper Mill. Srinakharinwirot University Engineering Journal, Bangkok, Thailand, v. 14, n. 3, p. 35–45, 2019. Disponível em: https://ph02.tci-thaijo.org/index.php/sej/article/view/190851. Acesso em: 26 may. 2024.