1. Unsolvable algorithmic problems for semigroups, groups, and rings

   • L. A. Bokut'
   • G. P. Kukin

   OriginalPaper Pages: 871 - 911

2. Differential and difference algebra

   • A. V. Mikhalev
   • E. V. Pankrat'ev

   OriginalPaper Pages: 912 - 955

3. Algebraic objects generated by topological structure

   • A. V. Arkhangel'skii

   OriginalPaper Pages: 956 - 990