1. Departamento Acadêmico de Computação (DACOM), Federal University of Technology - Paraná (UTFPR), Brazil and Instituto de Computação (IComp), Federal University of Amazonas (UFAM), Brazil
2. Amazonas State Treasury Department (SEFAZ/AM), Brazil
3. Instituto de Computação (IComp), Federal University of Amazonas (UFAM), Brazil