@article{MV_1973_25_1_a10,
     author = {N. Bokan},
     title = {On the existence of killing tensor fields of type q in a compact {Riemannian} manifold},
     journal = {Matemati\v{c}ki vesnik},
     pages = {83 },
     publisher = {mathdoc},
     volume = {25},
     number = {1},
     year = {1973},
     url = {http://geodesic.mathdoc.fr/item/MV_1973_25_1_a10/}
}