McDONALD, M.G. HARBAUGH, Arlen W.
A Modular three-dimensional finite differance ground-water flow model - Reston U.S.Geological Survey 1984 - 528 p.
WATER:UNDERGROUND
627.1:681.3 / M3
A Modular three-dimensional finite differance ground-water flow model - Reston U.S.Geological Survey 1984 - 528 p.
WATER:UNDERGROUND
627.1:681.3 / M3