1. P. N. Davidovskii and G. P. Brovka, Heat and Mass Transfer in Frozen Peat Systems [in Russian], Nauka i Tekhnika, Minsk (1985).
2. R. D. Bachelis and V. G. Melamed, Solution of the Quasilinear Stefan-Type Problem by the Method of Straight Lines [in Russian], Dep. at VINITI on 24.06.72, No. 3941, Moscow (1972).
3. B. M. Budak, F. P. Vasil?ev, and A. B. Uspenskii, A differential method for solving some boundary-value Stefan-type problems, in: Numerical Methods of Gas Dynamics [in Russian], Issue 4, Izd. MGU, Moscow (1965), pp. 139?183.
4. B. M. Budak and V. G. Melamed, Numerical solution of the Stefan-type problems for one quasilinear parabolic system, in: Computational Methods and Programming [in Russian], Issue 8, Izd. MGU, Moscow (1967), pp. 121?138.
5. A. V. Luikov and Yu. A. Mikhailov, Heat and Mass Transfer Theory [in Russian], Gos�nergoizdat, Moscow-Leningrad (1963).