@article{TMF_2011_169_1_a14,
     author = {M. V. Polyakov and A. A. Vladimirov},
     title = {Leading infrared logarithms for the~$\sigma$-model with fields on an~arbitrary {Riemann} manifold},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {158--166},
     publisher = {mathdoc},
     volume = {169},
     number = {1},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2011_169_1_a14/}
}