1. Variational and quasivariational inequalities;Baiocchi,1984
2. Principles of solidification;Chalmers,1964
3. Stefan-like problems;Oleinik;Meccanica,1993
4. General free boundary problems for the heat equation III;Fasano;J Math Anal Appl,1977
5. General free-boundary problems for heat equation I;Fasano;J Math Anal Appl,1977