Parafree Groups -- The Finitary Andrews-Curtis Conjecture -- Cuts in Kähler Groups -- Algebraic Mapping-Class Groups of Orientable Surfaces with Boundaries -- Solved and Unsolved Problems Around One Group -- Cubature Formulas, Geometrical Designs, Reproducing Kernels, and Markov Operators -- Survey on Classifying Spaces for Families of Subgroups -- Are Unitarizable Groups Amenable? -- Probabil…
Historic Aspects of Fuel Cell Development in Ukraine -- Solid Oxide Fuel Cells in Russia -- Intermediate-Temperature SOFC Electrolytes -- Scandia-Zirconia Electrolytes and Electrodes for SOFCS -- Exploration of Combustion CVD Method for YSZ Thin Film Electrolyte of Solid Oxide Fuel Cells -- Development of DMFC for Portable Application -- Synthesis of Porous and Dense Elements of SOFC by Electro…