@article{GDZPPN002442329,
title = {Positivity results for Euler characteristics of singular surfaces.},
journal = {Mathematische Zeitschrift},
volume = {217},
year = {1994},
pages = {1-12},
zbl = {0798.14021},
url = {http://dml.mathdoc.fr/item/GDZPPN002442329}
}
Blache, Raimund. Positivity results for Euler characteristics of singular surfaces.. Mathematische Zeitschrift, Tome 217 (1994) pp. 1-12. http://gdmltest.u-ga.fr/item/GDZPPN002442329/