Advances in Conceptual Modeling ER 2019 Workshops FAIR, MREBA, EmpER, MoBiD, OntoCom, and ER Doctoral Symposium Papers, Salvador, Brazil, November 4-7, 2019, Proceedings - Guizzardi, Giancarlo; Guizzardi, Giancarlo; Gailly, Frederik; Gailly, Frederik; Suzana Pitangueira Maciel, Rita; Suzana Pitangueira Maciel, Rita (Springer International Publishing : Imprint: Springer, 2019)