Acta Mathematica Hungarica

An explicit formula for the fourth moment of certain exponential sums
pp. 203-222(20)
Authors: Calderón, C.; Velasco, M.; Zarate, M.

Twins of k-free numbers in arithmetic progressions
pp. 223-253(31)
Author: Meng, Zaizhao

Convexity, moduli of smoothness and a Jackson-type inequality
pp. 254-285(32)
Authors: Ditzian, Z.; Prymak, A.

On a theorem of M. Satô
pp. 286-308(23)
Author: Akhobadze, T.