@article{VSGTU_2011_2_a15,
     author = {I. V. Volovich},
     title = {Preface},
     journal = {Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences},
     pages = {131--134},
     publisher = {mathdoc},
     number = {2},
     year = {2011},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGTU_2011_2_a15/}
}