TY - BOOK AU - Stephens, Daniel B TI - Vadose zone hydrology SN - 873714326 SN - 95013527 U1 - 551.49 STE PY - 1996/// CY - Boca Raton, FL PB - CRC, Lewis Publishers KW - Groundwater flow KW - Zone of aeration N1 - Includes bibliographical references (p. 301-329) and index ER -