@article{MABA_2005_19_3-4_a4,
     author = {A. Andreev and M. Nikoltjeva-Hedberg},
     title = {Averaged {Moduli} of {Smoothness} and {Runge-Kutta} {Methods}},
     journal = {Mathematica balkanica},
     pages = {293},
     publisher = {mathdoc},
     volume = {19},
     number = {3-4},
     year = {2005},
     url = {http://geodesic.mathdoc.fr/item/MABA_2005_19_3-4_a4/}
}