@article{RM_1993_48_5_a4,
     author = {A. M. Al'-Otman and V. F. Kirichenko},
     title = {On the geometry of the {Bochner} tensor of nearly {K\"ahler} manifolds},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {155--156},
     publisher = {mathdoc},
     volume = {48},
     number = {5},
     year = {1993},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1993_48_5_a4/}
}