@article{10_21136_AM_1988_104309,
     author = {Regi\'nska, Teresa},
     title = {Error estimates for external approximation of ordinary differential equations and the superconvergence property},
     journal = {Applications of Mathematics},
     pages = {277--290},
     publisher = {mathdoc},
     volume = {33},
     number = {4},
     year = {1988},
     doi = {10.21136/AM.1988.104309},
     mrnumber = {0949249},
     zbl = {0664.65076},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/AM.1988.104309/}
}