@article{GDZPPN001256068,
title = {On the size of the subword complexity of square-free DOL languages.},
journal = {Semigroup forum},
volume = {26},
year = {1983},
pages = {215-224},
zbl = {0512.68058},
url = {http://dml.mathdoc.fr/item/GDZPPN001256068}
}
Ehrenfeucht, A.; Rozenberg, G. On the size of the subword complexity of square-free DOL languages.. Semigroup forum, Tome 26 (1983) pp. 215-224. http://gdmltest.u-ga.fr/item/GDZPPN001256068/