| 187-192 | On zeros of solutions of the differential equation $(p(t)y' )' +f(t, y, y' )=0$. Bartušek, Miroslav | 
| 193-204 | Asymptotic behaviour of the equation $x''+p(t)x'+q(t)x=0$ with complex-valued coefficients. Ráb, Miloš | 
| 205-216 | On a coincidence of central dispersions of the first and second kind in connection with periodic solutions of the differential equation $y'=q(t)y$. Rachůnková, Irena | 
| 217-239 | Projective and injective complete lattices. Fuchs, Eduard | 
| 241-245 | Über Realisierungen geordneter Mengen. Novák, Vítězslav |