@article{SEDP_1985-1986____A12_0,
     author = {Iwasaki, N.},
     title = {Nonlinear effectively hyperbolic equations},
     journal = {S\'eminaire Goulaouic-Schwartz},
     note = {talk:12},
     pages = {1--7},
     year = {1985-1986},
     publisher = {Ecole Polytechnique, Centre de Math\'ematiques},
     mrnumber = {874571},
     zbl = {0609.35060},
     language = {en},
     url = {https://www.numdam.org/item/SEDP_1985-1986____A12_0/}
}