@article{GDZPPN002214164,
title = {A sharp slope inequality for general stable fibrations of curves.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {475},
year = {1996},
pages = {177-196},
zbl = {0861.14027},
url = {http://dml.mathdoc.fr/item/GDZPPN002214164}
}
Moriwaki, Atsushi. A sharp slope inequality for general stable fibrations of curves.. Journal für die reine und angewandte Mathematik, Tome 475 (1996) pp. 177-196. http://gdmltest.u-ga.fr/item/GDZPPN002214164/