@article{10_2298_TAM201123013G,
     author = {Svetlin Georgiev and Karima Mebarki and Khaled Zennir},
     title = {Classical solutions for a class of nonlinear wave equations},
     journal = {Theoretical and applied mechanics},
     pages = {257 },
     year = {2021},
     volume = {48},
     number = {2},
     doi = {10.2298/TAM201123013G},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.2298/TAM201123013G/}
}