Citation: Sp. Neuman et S. Orr, PREDICTION OF STEADY-STATE FLOW IN NONUNIFORM GEOLOGIC MEDIA BY CONDITIONAL MOMENTS - EXACT NONLOCAL FORMALISM, EFFECTIVE CONDUCTIVITIES, AND WEAK APPROXIMATION (VOL 29, PG 341, 1993), Water resources research, 29(6), 1993, pp. 1879-1881