@article{MZM_2012_91_5_a6,
     author = {Ya. A. Latushkin and V. N. Ushakov},
     title = {On the {Representation} of {Fibonacci} and {Lucas} {Numbers} as the {Sum} of {Three} {Squares}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {711--719},
     publisher = {mathdoc},
     volume = {91},
     number = {5},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2012_91_5_a6/}
}