Loures, Eduardo Rocha, Eduardo Alves Santos, and Marco Antonio Busetti De Paula. “A Control-Monitoring-Maintenance Framework Based on Petri Net With Objects in Fl Exible Manufacturing System. Application to a Robot-Driven Fl Exible Cell”. Brazilian Journal of Operations & Production Management 4, no. 1 (February 8, 2010): 5–22. Accessed December 22, 2024. https://bjopm.org.br/bjopm/article/view/BJV4N1_2007_P1.