TY  - RPRT
TI  - A modular finite-element model (MODFE) for areal and axisymmetric ground-water-flow problems, Part 1: Model Description and User's Manual
AU  - L.J. Torak
PY  - 1993
DO  - 10.3133/twri06a3
UR  - https://pubs.usgs.gov/publication/twri06A3
ID  - twri06A3
ER  -