Serrão, Rogerio Odivan Brito, and Paulo Roberto Tavares Dalcol. “Analyzing the Influences of the Buyer-Supplier Relationship on the Manufacturing Flexibility”. Brazilian Journal of Operations & Production Management, vol. 6, no. 1, Feb. 2010, pp. 05-36, https://bjopm.org.br/bjopm/article/view/BJV6N1_2009_1.