@article{01044060,
title = {On para-K\"ahlerian manifolds },
journal = {Portugaliae Mathematica. Nova S\'erie},
volume = {54},
year = {1997},
pages = {215-228},
zbl = {0880.53029},
language = {en},
url = {http://dml.mathdoc.fr/item/01044060}
}
Mihai, I.; Nicolescu, L.; Rosca, R. On para-Kählerian manifolds . Portugaliae Mathematica. Nova Série, Tome 54 (1997) pp. 215-228. http://gdmltest.u-ga.fr/item/01044060/