@article{DAN_1961_139_6_a2,
     author = {E. P. Dolzhenko},
     title = {Some estimates concerning algebraic hypersurfaces and derivatives of rational functions},
     journal = {Doklady Akademii Nauk},
     pages = {1287--1290},
     publisher = {mathdoc},
     volume = {139},
     number = {6},
     year = {1961},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1961_139_6_a2/}
}