@article{TMF_1979_40_1_a5,
     author = {L. F. Blazhievskii},
     title = {Path integrals and ordering of operators},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {51--63},
     publisher = {mathdoc},
     volume = {40},
     number = {1},
     year = {1979},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1979_40_1_a5/}
}