Peter Paule, M. Schorn,
"A Mathematica Version of Zeilberger's Algorithm for Proving Binomial Coefficient Identities"
, in Journal of Symbolic Computation, Vol. 20, Seite(n) 673-698, 1995, ISSN: 1095-855X
Original Titel:
A Mathematica Version of Zeilberger's Algorithm for Proving Binomial Coefficient Identities