@article{1049832901, author = {Hall, R. R. and Shiu, Peter}, title = {The index of a Farey sequence}, journal = {Michigan Math. J.}, volume = {51}, number = {1}, year = {2003}, pages = { 209-223}, language = {en}, url = {http://dml.mathdoc.fr/item/1049832901} }
Hall, R. R.; Shiu, Peter. The index of a Farey sequence. Michigan Math. J., Tome 51 (2003) no. 1, pp. 209-223. http://gdmltest.u-ga.fr/item/1049832901/