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Some properties of the interface for a gas flow in porous media. (English) Zbl 0513.35079

Free boundary problems, theory and applications, Vol. I, Proc. interdisc. Symp., Montecatini/Italy 1981, Res. Notes Math. 78, 150-159 (1983).

MSC:

35R35 Free boundary problems for PDEs
76S05 Flows in porous media; filtration; seepage

Citations:

Zbl 0504.00012