1. Hydrogeology and steady-state numerical simulation of groundwater flow in the Lost Creek designated ground water basin, Weld, Adams, and Arapahoe Counties, Colorado Author/Creator: Arnold, L. R. Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2010 Resource Type: Book Access & Availability: Loading
2. Analytical and numerical simulation of the steady-state hydrologic effects of mining aggregate in hypothetical sand-and-gravel and fractured crystalline-rock aquifers Author/Creator: Arnold, L. R. Publication/Creation: Denver, Colo. : U.S. Dept. of the Interior, U.S. Geological Survey, 2003 Resource Type: Book Access & Availability: Loading
3. Analytical and numerical simulation of the steady-state hydrologic effects of mining aggregate in hypothetical sand-and-gravel and fractured crystalline-rock aquifers Author/Creator: Arnold, L. R. Publication/Creation: Denver, Colo. : U.S. Dept. of the Interior, U.S. Geological Survey, 2003 Resource Type: Book Access & Availability: Loading