@article{05348109,
title = {The cohomology solution and the index theorem on ring surfaces of genus },
journal = {Revista Colombiana de Matem\'aticas},
volume = {41},
year = {2007},
pages = {371-380},
zbl = {1153.32301},
language = {en},
url = {http://dml.mathdoc.fr/item/05348109}
}
Xue, Changfeng; Tan, Wenchang. The cohomology solution and the index theorem on ring surfaces of genus . Revista Colombiana de Matemáticas, Tome 41 (2007) pp. 371-380. http://gdmltest.u-ga.fr/item/05348109/