@article{TMF_2001_126_1_a0,
     author = {A. M. Semikhatov and I. Yu. Tipunin and B. L. Feigin},
     title = {Semi-Infinite {Realization} of {Unitary} {Representations} of the $N=2$ {Algebra} and {Related} {Constructions}},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {3--62},
     publisher = {mathdoc},
     volume = {126},
     number = {1},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2001_126_1_a0/}
}