@article{FAA_1990_24_2_a6,
     author = {Yu. A. Neretin},
     title = {A semigroup of operators in the boson fock space},
     journal = {Funkcionalʹnyj analiz i ego prilo\v{z}eni\^a},
     pages = {63--73},
     publisher = {mathdoc},
     volume = {24},
     number = {2},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FAA_1990_24_2_a6/}
}