@article{EJDE_1998__1998__a26,
     author = {Easwaran,  Chirakkal V.},
     title = {A scaled characteristics method for the asymptotic solution of weakly nonlinear wave equations},
     journal = {Electronic journal of differential equations},
     year = {1998},
     volume = {1998},
     zbl = {0886.35040},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_1998__1998__a26/}
}