@article{1200783642,
author = {Sankaran, G. K.},
title = {Remarks on open surfaces},
journal = {Osaka J. Math.},
volume = {29},
number = {1},
year = {1992},
pages = { 63-70},
language = {en},
url = {http://dml.mathdoc.fr/item/1200783642}
}
Sankaran, G. K. Remarks on open surfaces. Osaka J. Math., Tome 29 (1992) no. 1, pp. 63-70. http://gdmltest.u-ga.fr/item/1200783642/