@article{10_21136_CMJ_1973_101149,
     author = {Doktor, Alexander},
     title = {Mixed problem for semilinear hyperbolic equation of second order with {Dirichlet} boundary condition},
     journal = {Czechoslovak Mathematical Journal},
     pages = {95--122},
     publisher = {mathdoc},
     volume = {23},
     number = {1},
     year = {1973},
     doi = {10.21136/CMJ.1973.101149},
     mrnumber = {0348276},
     zbl = {0255.35061},
     language = {en},
     url = {https://geodesic-test.mathdoc.fr/articles/10.21136/CMJ.1973.101149/}
}