@ARTICLE{
author={Chojnacka-Dulas J,Deszcz Ryszard,Glogowska Malgorzata,Prvanovic Mileva},
year={2013},
title={On warped product manifolds satisfying some curvature conditions},
journal={JOURNAL OF GEOMETRY AND PHYSICS},
volume={74},
number={},
pages={328-341},
document_type={Article},
} 

@ARTICLE{
author={Blazic Novica L,Prvanovic Mileva},
year={2001},
title={Almost Hermitian manifolds and Osserman condition},
journal={ABHANDLUNGEN AUS DEM MATHEMATISCHEN SEMINAR DER UNIVERSITAT HAMBURG},
volume={71},
number={},
pages={35-47},
document_type={Article},
}