Space complexity of alternating Turing machines -- A unifying theorem for algebraic semantics and dynamic logics -- On some "non-uniform" complexity measures -- Fast parallel vertex colouring -- Muller automata and bi-infinite words -- On formal languages, probabilities, paging and decoding algorithms -- On the restriction of some NP-complete graph problems to permutation graphs -- Fast parallel calculation of the rank of matrices over a field of arbitrary characteristic -- Algorithms solving path systems -- Decidability of confluence for ground term rewriting systems -- Lower bounds on the complexity of 1-time only branching programs (Preliminary version) -- On coordinated rewriting -- Elements of a general theory of combinatorial structures -- A language theoretic approach to serialization problem in concurrent systems -- Logic programming and substitutions -- A lower bound on the oscilation complexity of context-free languages -- Depth efficient transformations of arithmetic into boolean circuits -- Free cost measures of trees -- Discrete extremal problems on covering -- Parallel algorithms for connected components in a graph -- Statistical testing of finite sequences based on algorithmic complexity -- Lower bounds for boolean formulae of depth 3 and the topology of the n-Cube (Preliminary version) -- Clustering to minimize the sum of volumes of convex hulls of clusters is NP-complete -- Linear comparison complexity of the n-cube membership problem -- String grammars with disconnecting -- Array processing machines -- A fast heuristic for covering polygons by rectangles -- ? ??????? ? ???????????? ?????? ????????? ?????? -- Products of group languages -- The complexity of embedding graphs into binary trees -- On some topological properties of logic programs -- Recent results on continuous ordered algebras -- Are lower bounds on the complexity lower bounds for universal circuits? -- Probabilistic algorithms in group theory -- Recent results on codes -- A multiparameter analysis of the boundedness problem for vector addition systems -- About two-way transducers -- Parallel time O(log N) recognition of unambiguous CFLs -- On colour critical graphs -- Generalized thue-morse sequences -- Tree-partite graphs and the complexity of algorithms -- A quadratic regularity test for non-deleting macro s grammars -- Continuous abstract data types: Basic machinery and results -- On the length of single dynamic tests for monotone boolean functions -- Enumerative combinatorics and algebraic languages -- On several kinds of space-bounded on-line multicounter automata -- Iterated linear control and iterated one-turn pushdowns -- On the boolean closure of NP -- The critical complexity of all (monotone) boolean functions and monotone graph properties -- Degeneration of Shimura surfaces and a problem in coding theory -- Quantifiers in combinatory PDL: Completeness, definability, incompleteness -- Partial ordering derivations for CCS -- Intersecting two polyhedra one of which is convex.