@article{SM_1971_15_4_a6,
     author = {F. A. Berezin},
     title = {Wick and {anti-Wick} operator symbols},
     journal = {Sbornik. Mathematics},
     pages = {577--606},
     publisher = {mathdoc},
     volume = {15},
     number = {4},
     year = {1971},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_1971_15_4_a6/}
}