MAGALHÃES, RÔMULO C. ; CASANOVA, Marco A. ; NUNES, BERNARDO P. ; Lopes, Giseli Rabello . On the Implementation of an Algebra of Lightweight Ontologies. In: the 21st International Database Engineering & Applications Symposium, 2017, Bristol. Proceedings of the 21st International Database Engineering & Applications Symposium on – IDEAS 2017. New York: ACM Press, 2017. p. 169-175. doi: 10.1145/3105831.3105856