TY - BOOK AU - Walton, William Clarence TI - Groundwater modeling utilities SN - 873716795 SN - 91036602 U1 - 551.490113 WAL PY - 1992/// CY - Boca Raton, FL PB - Lewis Publishers KW - Groundwater flow - Computer simulation KW - Utilities (Computer programs) N1 - System requirements for computer disks: IBM PC/XT/AT, PS/2 or compatible with 8088, 286, 386 or 486 coprocessor optional; 256K RAM; MS DOS 2.1 or later; IBM RGB or composite monitor (color or monochrome) or compatible; dot-matrix printer (recommended). Computer disks contain source codes, excercise files and executable files. Includes bibliographical references (p. 165-171) and index ER -