TY - RPRT TI - Effect of grid size on digital simulation of ground-water flow in the southern High Plains of Texas and New Mexico AU - R. R. Luckey AU - D.M. Stephens PY - 1987 DO - 10.3133/wri874085 UR - https://pubs.usgs.gov/publication/wri874085 ID - wri874085 ER -