Leila Ribeiro, Hartmut Ehrig, and Julia Padberg. 1993.
Formal Development of Concurrent Systems using Algebraic High-Level Nets and Transformations. In Anais do VII SimpĆ³sio Brasileiro de Engenharia de Software, outubro 27, 1993, Rio de Janeiro/RJ, Brasil. SBC, Porto Alegre, Brasil, 1-16. DOI: https://doi.org/10.5753/sbes.1993.24392.