@article{10_21136_AM_1979_103806,
     author = {Ismail, Hassan Nasr Ahmed},
     title = {Necessary conditions for the convergence of the generalized periodic overimplicit multistep method},
     journal = {Applications of Mathematics},
     pages = {273--283},
     publisher = {mathdoc},
     volume = {24},
     number = {4},
     year = {1979},
     doi = {10.21136/AM.1979.103806},
     mrnumber = {0533777},
     zbl = {0421.65048},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1979.103806/}
}