@article{TMF_2006_148_1_a2,
     author = {I. Ya. Aref'eva and S. Yu. Vernov and A. S. Koshelev},
     title = {Exact solution in a string cosmological model},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {23--41},
     publisher = {mathdoc},
     volume = {148},
     number = {1},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2006_148_1_a2/}
}