author = {Sabine Stifter},}
title = {{A Simulation and Demonstration Package for Tunnel Construction}},
number = {93-11},
year = {1993},
month = {XXX},
sponsor = {Mayreder Consult, Linz, Austria},
type = {RISC Report Series},
institution = {Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz},
address = {Altenberger Straße 69, 4040 Linz, Austria},
issn = {2791-4267 (online)}