@article{TRSPY_1999_226_a5,
     author = {R. M. Kashaev},
     title = {Liouville {Central} {Charge} in {Quantum} {Teichm\"uller} {Theory}},
     journal = {Informatics and Automation},
     pages = {72--81},
     publisher = {mathdoc},
     volume = {226},
     year = {1999},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TRSPY_1999_226_a5/}
}