@article{05686775, title = {Counting abelian squares.}, journal = {The Electronic Journal of Combinatorics [electronic only]}, volume = {16}, year = {2009}, zbl = {1191.68479}, language = {en}, url = {http://dml.mathdoc.fr/item/05686775} }
Richmond, L.B.; Shallit, Jeffrey. Counting abelian squares.. The Electronic Journal of Combinatorics [electronic only], Tome 16 (2009) . http://gdmltest.u-ga.fr/item/05686775/