Axel Bacher, Manuel Kauers, Rika Yatchak,
"Continued Classification of 3D Lattice Walks in the Positive Octant"
, Serie arXiv.org, Nummer 1511.05763, 11-2015, ISSN: 2331-8422
Original Titel:
Continued Classification of 3D Lattice Walks in the Positive Octant