@article{MZM_1967_1_6_a6,
     author = {S. B. Stechkin},
     title = {Inequalities between upper bounds of the derivatives of an arbitrary function on the half-line},
     journal = {Matemati\v{c}eskie zametki},
     pages = {665--674},
     publisher = {mathdoc},
     volume = {1},
     number = {6},
     year = {1967},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1967_1_6_a6/}
}