1. S. Addas-Zanata, On the dynamics of twist maps of the torus, Universidade de São Paulo, Instituto de Matemática e Estatı́stica, 2000, Doctoral Thesis (in Portuguese).
2. On the existence of a new type of periodic and quasi-periodic orbits for twist maps of the torus;Addas-Zanata;Nonlinearity,2002
3. S. Addas-Zanata, A note on a standard family of twist maps, submitted, 2003. Available at: www.ime.usp.br/~sazanata.
4. S. Addas-Zanata, On properties of the vertical rotation interval for twist mappings, submitted, 2003. Available at: www.ime.usp.br/~sazanata.
5. S. Addas-Zanata, C. Grotta-Ragazzo, Critical number in scattering and escaping problems in classical mechanics, Phys. Rev. E 64 (2001) 46216-1-11.