@techreport{RISC1922,
author = {Wolfgang Windsteiger},
title = {{An Implementation of Rational Functions in PCL}},
language = {english},
number = {90-56},
year = {1990},
sponsor = {Austrian Ministery of Science, proj. no. 613.523/3-27a/89 (``Gröbner bases project'')},
length = {50},
type = {RISC Report Series},
institution = {Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz},
address = {Schloss Hagenberg, 4232 Hagenberg, Austria}
}