@misc{indiciae0dc91b72c67a, title = {FEMFLOW3D; a finite-element program for the simulation of three-dimensional aquifers; version 1.0}, author = {Timothy J. Durbin and Linda D. Bond}, year = {1998}, doi = {10.3133/ofr97810}, url = {https://pubs.usgs.gov/publication/ofr97810}, note = {Source identifier: ofr97810} }