@article{IM2_2020_84_5_a4,
     author = {M. O. Korpusov},
     title = {Blow-up and global solubility in the classical~sense {of~the~Cauchy~problem~for~a~formally~hyperbolic~equation} with a~non-coercive source},
     journal = {Izvestiya. Mathematics},
     pages = {930--959},
     year = {2020},
     volume = {84},
     number = {5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2020_84_5_a4/}
}