@article{AIF_2006__56_5_1419_0,
     author = {Delort, Jean-Marc and Szeftel, J\'er\'emie},
     title = {Bounded almost global solutions for non hamiltonian semi-linear {Klein-Gordon} equations with radial data on compact revolution hypersurfaces},
     journal = {Annales de l'Institut Fourier},
     pages = {1419--1456},
     publisher = {Association des Annales de l{\textquoteright}institut Fourier},
     volume = {56},
     number = {5},
     year = {2006},
     doi = {10.5802/aif.2217},
     mrnumber = {2273861},
     zbl = {1115.35084},
     language = {en},
     url = {https://aif.centre-mersenne.org/articles/10.5802/aif.2217/}
}