@article{TMF_2006_147_3_a0,
     author = {A. A. Belavin and Al. B. Zamolodchikov},
     title = {Integrals over moduli spaces, ground ring, and four-point function in},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {339--371},
     year = {2006},
     volume = {147},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2006_147_3_a0/}
}