@article{CRMATH_2014__352_2_109_0,
     author = {Bernardi, Enrico and Bove, Antonio and Petkov, Vesselin},
     title = {Cauchy problem for effectively hyperbolic operators with triple characteristics},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {109--112},
     publisher = {Elsevier},
     volume = {352},
     number = {2},
     year = {2014},
     doi = {10.1016/j.crma.2013.10.009},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2013.10.009/}
}