@article{GDZPPN002092980,
title = {Root Systems and Elliptic Curves},
journal = {Inventiones mathematicae},
volume = {34},
year = {1976},
pages = {17-32},
zbl = {0358.17016},
url = {http://dml.mathdoc.fr/item/GDZPPN002092980}
}
Looijenga, E. Root Systems and Elliptic Curves. Inventiones mathematicae, Tome 34 (1976) pp. 17-32. http://gdmltest.u-ga.fr/item/GDZPPN002092980/