@article{GDZPPN00229950X,
title = {On the Compactification of a Stein Surface.},
journal = {Mathematische Annalen},
volume = {179},
year = {1968},
pages = {221-224},
zbl = {0182.11102},
url = {http://dml.mathdoc.fr/item/GDZPPN00229950X}
}
HOWARD, A. On the Compactification of a Stein Surface.. Mathematische Annalen, Tome 179 (1968) pp. 221-224. http://gdmltest.u-ga.fr/item/GDZPPN00229950X/