| 421-445 | Operads of decorated trees and their duals. Gubarev, Vsevolod Yu.; Kolesnikov, Pavel S. | 
| 447-456 | Odd order semidirect extensions of commutative automorphic loops. Jedlička, Přemysl | 
| 457-470 | The upper triangular algebra loop of degree $4$. Johnson, K. W.; Munywoki, M.; Smith, Jonathan D. H. | 
| 471-484 | Some regular quasivarieties of commutative binary modes. Matczak, K.; Romanowska, A. B. | 
| 485-491 | On centerless commutative automorphic loops. Nagy, Gábor P. | 
| 493-498 | The Cayley graph and the growth of Steiner loops. Plaumann, P.; Sabinina, L.; Stuhl, I. | 
| 499-507 | Some properties of Eulerian lattices. Subbarayan, R.; Vethamanickam, A. | 
| 509-521 | Nonconvex Lipschitz function in plane which is locally convex outside a discontinuum. Pokorný, Dušan | 
| 523-536 | Mapping theorems on countable tightness and a question of F. Siwiec. Lin, Shou; Zhang, Jinhuang | 
| 537-566 | Partitioning bases of topological spaces. Soukup, Dániel T.; Soukup, Lajos |