TY - RPRT TI - Simulation of steady-state flow in three-dimensional fracture networks using the boundary-element method AU - A.M. Shapiro AU - J. Andersson PY - 1985 DO - 10.1016/0309-1708(85)90049-1 UR - https://pubs.usgs.gov/publication/70013071 ID - 70013071 ER -