T. Khammaci.
" Software Process and Assistance Modelling: The Case of the UPSSA Tool", in <em>Anais do VIII Simpósio Brasileiro de Engenharia de Software</em>, Curitiba/PR, 1994, pp. 405-419, doi: <a href="https://doi.org/10.5753/sbes.1994.24481">https://doi.org/10.5753/sbes.1994.24481</a>.