@article{IM2_2018_82_5_a6,
     author = {D. V. Tunitsky},
     title = {On the global solubility of the {Cauchy} problem for hyperbolic {Monge{\textendash}Amp\'ere} systems},
     journal = {Izvestiya. Mathematics},
     pages = {1019--1075},
     year = {2018},
     volume = {82},
     number = {5},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_2018_82_5_a6/}
}