@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/