MacDonald,, Michael G. A modular three-dimensional finite-difference ground-water flow model / Michael G. McDonald, Arlen W. Harbaugh

A modular three-dimensional finite-difference ground-water flow model / Michael G. McDonald, Arlen W. Harbaugh . - Washington : Scientific Software Group, 1988 . - 583 p., pag. var. : il. 28 cm
556.34