@article{01808181, title = {Generalized Davenport-Schinzel sequences: Results, problems, and applications.}, journal = {Integers}, volume = {2}, year = {2002}, zbl = {1004.05004}, language = {en}, url = {http://dml.mathdoc.fr/item/01808181} }
Klazar, Martin. Generalized Davenport-Schinzel sequences: Results, problems, and applications.. Integers, Tome 2 (2002) . http://gdmltest.u-ga.fr/item/01808181/