@article{GDZPPN002319659,
title = {Invariance of Pluri-Genera of a Degenerating Family of Algebraic Surfaces.},
journal = {Mathematische Annalen},
volume = {250},
year = {1980},
pages = {175-178},
zbl = {0447.14008},
url = {http://dml.mathdoc.fr/item/GDZPPN002319659}
}
Kawamata, Yujiro. Invariance of Pluri-Genera of a Degenerating Family of Algebraic Surfaces.. Mathematische Annalen, Tome 250 (1980) pp. 175-178. http://gdmltest.u-ga.fr/item/GDZPPN002319659/