TY - RPRT TI - Difficulties in determining factors that influence effective groundwater recharge in Ohio AU - J. Ashooh AU - J. Liu AU - E. Mueller AU - S. Sherer AU - N. Woggon AU - D.H. Dumouchelle AU - M. Eberle PY - 2003 UR - https://pubs.usgs.gov/publication/70025451 ID - 70025451 ER -