@article{MABA_2007_21_1-2_a13,
     author = {Sadulla Z. Jafarov},
     title = {S. {M.} {Nikolskii} {Type} {Inequality} and {Estimation} between the {Best} {Approximations} of a {Function} in {Norms} of {Different} {Spaces}},
     journal = {Mathematica balkanica},
     pages = {173},
     publisher = {mathdoc},
     volume = {21},
     number = {1-2},
     year = {2007},
     url = {http://geodesic.mathdoc.fr/item/MABA_2007_21_1-2_a13/}
}