TY - RPRT TI - Descriptions of anisotropy and heterogeneity and their effect on ground-water flow and areas of contribution to public supply wells in a karst carbonate aquifer system AU - Lari A. Knochenmus AU - James L. Robinson PY - 1996 DO - 10.3133/wsp2475 UR - https://pubs.usgs.gov/publication/wsp2475 ID - wsp2475 ER -