@article{TMF_2008_157_1_a3,
     author = {Yu. M. Zinoviev},
     title = {Vacuum expectation values of quantum fields},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {41--63},
     publisher = {mathdoc},
     volume = {157},
     number = {1},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2008_157_1_a3/}
}