@article{NSJOM_1983_13_Nonea_19,
     author = {Prvanovi\'c Mileva},
     title = {A note on product 

 curvature tensors},
     journal = {Novi Sad Journal of Mathematics},
     pages = {219-226},
     year = {1983},
     volume = {13},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1983_13_Nonea_19/}
}