1991/38/3-4
On the solutions of the functional equation $f(xf(y)^l+yf(x)^k)=tf(x)f(y)$
Janusz Brzdęk
On arithmetical functions over Gaussian integers having constant values in some domain
Mahmoud Amer
Torsion and curvature in smooth loops
K. H. Hofmann and Karl Strambach
On the approximate realizability of certain spaces of transfer functions
Carmen E. Vera
Skew pure projective abelian groups
S. Janakiraman
Bounding functions concerning character degrees of solvable groups
Erzsébet Horváth
Another version of a common fixed point theorem
Roy O. Davies
Summing power series with exponential polynomial coefficients
László Székelyhidi
On speed of mean convergence of Lagrange and Hermite interpolation based on the roots of Laguerre polynomials
K. Balázs and I. Joó
Additive functions on the Gaussian integers
Marijke van Rossum-Wijsmuller
On anti-invariant submanifolds in Sasakian manifolds with vanishing contact Bochner curvature tensor
Hiroshi Endo
A note on radical and radical free topological groups
G. Rangan
Linear extensions of partial orders preserving antimonotonicity
Zsolt Lengvárszky
On Faber expansions
I. N. Bruj and I. Joó
Extensions and ideals of rings
Stefan Veldsman
Continuous orthogonality spaces
György Szabó
New characterizations of the arithmetic-geometric mean of Gauss and other well-known mean values
Hiroshi Haruki