@article{10_37236_1057,
     author = {Mark Lipson},
     title = {Completion of the {Wilf-classification} of 3-5 pairs using generating trees},
     journal = {The electronic journal of combinatorics},
     year = {2006},
     volume = {13},
     doi = {10.37236/1057},
     zbl = {1098.05004},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/1057/}
}