Publikationen in Zusammenarbeit mit Forschern von University of Zagreb (2)

2006

  1. Commutative cancellative semigroups and rational vector spaces

    Bollettino della Unione Matematica Italiana B, Vol. 9, Núm. 1, pp. 133-144

2005

  1. The rank of a commutative cancellative semigroup

    Acta Mathematica Hungarica, Vol. 107, Núm. 1-2, pp. 71-75