@article{NSJOM_1983_13_Nonea_4,
     author = {Taka\v{c}i {\DJ}ur{\dj}ica},
     title = {The approximate 

 solution of a differential equation in many steps},
     journal = {Novi Sad Journal of Mathematics},
     pages = {51-61},
     publisher = {mathdoc},
     volume = {13},
     year = {1983},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_1983_13_Nonea_4/}
}