TY - RPRT TI - Borehole sampling of fracture populations - compensating for borehole sampling bias in crystalline bedrock aquifers, Mirror Lake, Grafton County, New Hampshire AU - G.D. McDonald AU - Frederick L. Paillet AU - C.C. Barton AU - C. D. Johnson PY - 1997 DO - 10.1016/s1365-1609(97)00114-7 UR - https://pubs.usgs.gov/publication/70019959 ID - 70019959 ER -