Soares, Mauri, Olívio Novaski, and Rosley Anholon. “SERVQUAL Model Applied to Higher Education Public Administrative Services”. Brazilian Journal of Operations & Production Management 14, no. 3 (September 6, 2017): 338-349. Accessed June 20, 2019. https://bjopm.emnuvens.com.br/bjopm/article/view/329.