@article{TMF_2007_152_2_a5,
     author = {A. Yu. Khrennikov},
     title = {Quantum mechanics as the~quadratic {Taylor} approximation of classical mechanics: {The~finite-dimensional} case},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {278--291},
     year = {2007},
     volume = {152},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2007_152_2_a5/}
}