Endo, Letícia Miyuki Aida, Murillo Costa Cerqueira, Gabriel Nery da Silva, Laiane Aparecida Soares Sena Nery, and Luiz Teruo Kawamoto Júnior. “Descriptive and Comparative Study of the Purchasing Activity: A Case Study in a Food Company”. Brazilian Journal of Operations & Production Management 14, no. 2 (July 23, 2017): 265–271. Accessed April 19, 2024. https://bjopm.org.br/bjopm/article/view/V14N2A14.