@article{MM_1992_4_5_a9,
     author = {P. N. Vabishchevich},
     title = {Nonlocal perturbation of the initial value in ill-posed problems for the second order evolution equations},
     journal = {Matemati\v{c}eskoe modelirovanie},
     pages = {109--119},
     publisher = {mathdoc},
     volume = {4},
     number = {5},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MM_1992_4_5_a9/}
}