• J. Tyszkiewicz.
    Fine Hierarchies of Generic Computation.
    Proc. International Conference of Database Theory'97 F. Afrati and Ph. Kolaitis eds., Lecture Notes in Computer Science No. 1186, Springer Verlag 1997, pp. 125-139.
  • J. Tyszkiewicz.
    Computability by sequences of queries.
    To appear in Fundamenta Informaticae.
  • J. Tyszkiewicz.
    Queries and Algorithms Computable by Polynomial Time Existential Reflective Machines.
    Fundamenta Informaticae 32(1997), pp. 91-105.