@article{AA_1994_6_2_a9,
     author = {S. L. Shatashvili},
     title = {On the problems with background independence in string theory},
     journal = {Algebra i analiz},
     pages = {215--226},
     publisher = {mathdoc},
     volume = {6},
     number = {2},
     year = {1994},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AA_1994_6_2_a9/}
}