@article{1178228330,
author = {Azukawa, Kazuo},
title = {Negativity of the curvature operator of a bounded domain},
journal = {Tohoku Math. J. (2)},
volume = {39},
number = {4},
year = {1987},
pages = { 281-285},
language = {en},
url = {http://dml.mathdoc.fr/item/1178228330}
}
Azukawa, Kazuo. Negativity of the curvature operator of a bounded domain. Tohoku Math. J. (2), Tome 39 (1987) no. 4, pp. 281-285. http://gdmltest.u-ga.fr/item/1178228330/