@article{TMF_1970_4_2_a0,
     author = {D. I. Blokhintsev},
     title = {Quantization of an~essentially nonlinear field},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {145--152},
     publisher = {mathdoc},
     volume = {4},
     number = {2},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1970_4_2_a0/}
}