Jaelson Castro, Christian Gautreau, and Marco Céspedes. 1996. Towards an Environment to Support Requirements Formalisation. In Anais do X Simpósio Brasileiro de Engenharia de Software, outubro 14, 1996, São Carlos/SP, Brasil. SBC, Porto Alegre, Brasil, 189-205. DOI: https://doi.org/10.5753/sbes.1996.24444.