@inproceedings{Simoes:2001+H, author = "Simoes, Martins and Coutinho, Y. A. and Porto, C. M.", title = "{Spontanous parity breaking and fermion masses }", doi = "10.22323/1.007.0158", booktitle = "Proceedings of International Europhysics Conference on High Energy Physics {\textemdash} PoS(hep2001)", year = 2001, volume = "007", pages = "158" }