Peinado, Jurandir, Alexandre Graeml, and Fernando Vianna. “Operations Management Body of Knowledge and Its Relevance to Manufacturing and Service Organizations”. REGE Revista de Gestão 25, no. 4 (October 15, 2018): 373-389. Accessed August 25, 2019. https://www.revistas.usp.br/rege/article/view/151099.