In honour of Prof. Ján Jakubík on the occasion of his 80th birthday Anatolij Dvurečenskij Editorial Pages: 439 - 439
Blocks of pseudo-effect algebras with the Riesz interpolation property A. Dvurečenskij Focus Pages: 441 - 445
The addition to the ergodic theorem on probability MV-algebras with product M. Jurečková Focus Pages: 472 - 475
Compactness in MV-algebras and in their non-commutative generalizations J. Rachůnek Focus Pages: 482 - 485