# Issue 3,  Volume 28, 1978(Mathematica Slovaca)

 227-233 The absolute continuity of functions defined on the $\sigma$-ring generated by a ring.  Pastorová, Mária
 235-242 Note on the center of a lattice.  Janowitz, Melvin F.
 243-246 On theorems of Niven and Dressler.  Porubský, Štefan
 247-252 On a useful economy in the formation of Riemann sums.  Abian, Alexander
 253-260 Infinite precise objects.  Nešetřil, Jaroslav
 305-310 On the integers $x_i$ for which $x_i\mid x_1\dots x_{i-1}x_i\dots x_n+1$ holds.  Janák, Jaroslav; Skula, Ladislav