@article{10_21136_AM_1979_103805,
     author = {Ismail, Hassan Nasr Ahmed},
     title = {Generalized periodic overimplicit multistep methods {(GPOM} methods)},
     journal = {Applications of Mathematics},
     pages = {250--272},
     publisher = {mathdoc},
     volume = {24},
     number = {4},
     year = {1979},
     doi = {10.21136/AM.1979.103805},
     mrnumber = {0533776},
     zbl = {0421.65047},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1979.103805/}
}