publication venue for
- D'Alembert's functional equation on topological monoids. 75:41-66. 2009
- A Hosszu-like functional equation. 58:505-513. 2001
- Some Cauchy-like functional equations on the natural numbers. 58:303-312. 2001
- COCYCLES ON CANCELLATIVE SEMIGROUPS. 46:137-147. 1995