The following publications are possibly variants of this publication:
- An algebraic characterization of the set of succession rulesLuca Ferrari, Elisa Pergola, Renzo Pinzani, Simone Rinaldi. TCS, 281(1-2):351-367, 2002. [doi]
- Jumping succession rules and their generating functionsLuca Ferrari, Elisa Pergola, Renzo Pinzani, Simone Rinaldi. DM, 271(1-3):29-50, 2003. [doi]