Endler, K., C. Scarpin, and M. Arns Steiner. “Proposed System for Analyzing the Location of Preschools: A Brazilian Case Study”. Brazilian Journal of Operations & Production Management, Vol. 14, no. 4, Dec. 2017, pp. 446-60, doi:https://doi.org/10.14488/BJOPM.2017.v14.n4.a2.