1. Barbosa, S. H., and S. R. Souza, Resolução do problema de programação de cursos universitários baseada em currículos via uma meta-heurística híbrida grasp-ils-relaxado, XLIII Simpósio Brasileiro de Pesquisa Operacional, Proceedings of XLIII SBPO 43 (2011), 2827–2882.
2. Computers and Intractability: A Guide to the Theory of NP-Completeness;Garey,1979
3. Gotlieb, C.C., The construction of class-teacher time-tables, Proc. IFIP Congress 62 (1963), 73–77.
4. Variable neighborhood search: methods and applications;Hansen;4OR: A quarterly journal of operations research,2008
5. Kingston, J. H, Hierarchical timetable construction, Proceedings of The 6th International Conference on the Practice and Theory of Automated Timetabling (2006), 196–208.