@article{10_21136_MB_2016_12,
     author = {Lakrib, Mustapha and Kherraz, Tahar and Bourada, Amel},
     title = {Averaging for ordinary differential equations perturbed by a small parameter},
     journal = {Mathematica Bohemica},
     pages = {143--151},
     publisher = {mathdoc},
     volume = {141},
     number = {2},
     year = {2016},
     doi = {10.21136/MB.2016.12},
     mrnumber = {3499781},
     zbl = {06587859},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.2016.12/}
}