TY - RPRT TI - Bias in groundwater samples caused by wellbore flow AU - Thomas E. Reilly AU - O. Lehn Franke AU - Gordon D. Bennett PY - 1989 DO - 10.1061/(asce)0733-9429(1989)115:2(270) UR - https://pubs.usgs.gov/publication/70015340 ID - 70015340 ER -