@article{1153492855, author = {Chiang, Yungyen}, title = {Elementary intersection numbers on punctured spheres}, journal = {Osaka J. Math.}, volume = {39}, number = {1}, year = {2002}, pages = { 723-752}, language = {en}, url = {http://dml.mathdoc.fr/item/1153492855} }
Chiang, Yungyen. Elementary intersection numbers on punctured spheres. Osaka J. Math., Tome 39 (2002) no. 1, pp. 723-752. http://gdmltest.u-ga.fr/item/1153492855/