Manuel Kauers, Doron Zeilberger,
"The Quasi-Holonomic Ansatz and Restricted Lattice Walks"
, in Journal of difference equations and applications, Vol. 14, Nummer 10-11, Seite(n) 1119-1126, 2008, ISSN: 1023-6198
Original Titel:
The Quasi-Holonomic Ansatz and Restricted Lattice Walks