@article{ZNSL_1974_39_a19,
     author = {J. B. Farforovskaja},
     title = {On the estimate of the difference $f(B)-f(A)$ in classes~$\gamma_p$},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {194--195},
     publisher = {mathdoc},
     volume = {39},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1974_39_a19/}
}