author = {Peter Paule and Volker Strehl},
title = {{Definite Summation and Hypergeometric Identities}},
number = {99-44},
year = {1999},
month = {December},
keywords = {symbolic summation, hypergeometric sums},
sponsor = {SFB/FWF project F1305},
type = {RISC Report Series},
institution = {Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz},
address = {Schloss Hagenberg, 4232 Hagenberg, Austria}