@article{TMF_1991_87_1_a1,
     author = {A. I. Kirillov},
     title = {Two mathematical problems of canonical {quantization.~I}},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {22--33},
     publisher = {mathdoc},
     volume = {87},
     number = {1},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1991_87_1_a1/}
}