Articles in Scholarly Journals [Incomplete List]

1. Types and coalgebraic structure
   Algebra universalis, vol. 53, no. 2-3, pp. 229–252, 2005
2. Distributivity of categories of coalgebras
   Theoretical Computer Science, vol. 308, no. 1-3, pp. 131–143, 2003
3. Coalgebras of bounded type
   Mathematical Structures in Computer Science, vol. 12, no. 5, pp. 565–578, 2002
4. Monoid-labeled transition systems
   Electronic Notes in Theoretical Computer Science, vol. 44, no. 1, pp. 185–204, 2001
5. Products of coalgebras
   Algebra Universalis, vol. 46, no. 1, pp. 163–185, 2001
6. Covarieties and complete covarieties
   Theoretical Computer Science, vol. 260, no. 1-2, pp. 71–86, 2001
7. Equational and implicational classes of coalgebras
   Theoretical Computer Science, vol. 260, no. 1-2, pp. 57–69, 2001
8. Coalgebraic structure from weak limit preserving functors
   Electronic Notes in Theoretical Computer Science, vol. 33, pp. 111–131, 2000
9. Generating algebraic laws from imperative programs
   Theoretical Computer Science, vol. 217, no. 2, pp. 385–405, 1999
10. Covarieties and Complete Covarieties
    Electronic Notes in Theoretical Computer Science, vol. 11, pp. 42–55, 1998
11. Another glance at the Alpern-Schneider characterization of safety and liveness in concurrent executions
    Information Processing Letters, vol. 47, no. 6, pp. 291–294, 1993
12. Some characterizations of the commutator
    Algebra Universalis, vol. 29, no. 1, pp. 61–78, 1992
13. A new class of check-digit methods for arbitrary number systems (Corresp.)
    IEEE Transactions on Information Theory, vol. 31, no. 1, pp. 102–105, 1985
14. Topological implications inn-permutable varieties
    Algebra Universalis, vol. 19, no. 3, pp. 319–321, 1984
15. Ideals in universal algebras
    Algebra Universalis, vol. 19, no. 1, pp. 45–54, 1984
16. Congruence modularity is permutability composed with distributivity
    Archiv der Mathematik, vol. 36, no. 1, pp. 569–576, 1981
17. The Little Desarguesian Theorem for Algebras in Modular Varieties
    Proceedings of the American Mathematical Society, vol. 80, no. 3, p. 393, 1980
18. An easy way to the commutator in modular varieties
    Archiv der Mathematik, vol. 34, no. 1, pp. 220–228, 1980
19. Algebras in permutable varieties: Geometrical properties of affine algebras
    Algebra Universalis, vol. 9, no. 1, pp. 8–34, 1979
20. Is there a Mal'cev theory for single algebras?
    Algebra Universalis, vol. 8, no. 1, pp. 320–329, 1978
21. �ber die L�sungsmengen von Gleichungssystemen �ber allgemeinen Algebren
    Mathematische Zeitschrift, vol. 162, no. 1, pp. 51–62, 1978
22. Mal'cev conditions in sums of varieties and a new Mal'cev condition
    Algebra Universalis, vol. 5, no. 1, pp. 56–64, 1975