1. L. I. Rubinshtein,The Stefan Problem [in Russian], Riga (1967).
2. A. Friedman,Partial Differential Equations of Parabolic Type, Prentice-Hall, Englewood Cliffs, New Jersey (1964).
3. I. I. Danilyuk, “The Stefan problem,”Usp. Mat. Nauk,40, 133–185 (1985).
4. I. I. Danilyuk, “On a crystallization process in slag formation,”Math. Phys.,17, 99–111 (1975).
5. W. T. Kyner, “An existence and uniqueness theorem for a nonlinear Stefan problem,”J. Math. Mech.,8, 483–498 (1959).