Belitz K. Numerical simulation of ground-water flow in the central part of the western San Joaquin Valley,California / K.Belitz,S.P.Phillips,J.M.Gronberg, 1993. - VI,69 p. p. - Текст : непосредственный.
Belitz K. Character and evolution of the ground-water flow system in the central part of the western San Joaquin Valley,California / K.Belitz,F.J.Heimes, 1990. - 28 p. - Текст : непосредственный.