normally far less cited than ones in English (Bookstein and Yitzhaki 1999 ; van Leeuwen et al. 2000 ; Lewison and Markusova 2010 ). Some of the papers in all 3 years were in English, but had been translated from Russian on a cover-to-cover basis, often
, Approximation by Nörlund means of quadratical partial sums of double Walsh-Kaczmarz-Fourier series , Ukrad'n. Mat. Zh. , 68 ( 1 ) ( 2016 ), 87 – 105 , translation in Ukrainian Math. J. , 68 ( 1 ) ( 2016
M atveev , E. M.
An explicit lower bound for a homogeneous rational linear form in the logarithms of algebraic numbers II , Izv. Ross. Akad. Nauk Ser. Mat. 64 ( 6 ) ( 2000 ), 125 – 180 , in Russian; English translation in