Problems without initial conditions with integral restrictions for hyperbolic equations and systems on a line
English version (Springer): Ukrainian Mathematical Journal 35 (1983), no. 6, pp 622-628.
Citation Example: Kirilich V. M., Mel'nik Z. O. Problems without initial conditions with integral restrictions for hyperbolic equations and systems on a line // Ukr. Mat. Zh. - 1983. - 35, № 6. - pp. 722-727.
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