Volume XXI, Issue 2, 2011 Reversibility in Massive Concurrent Systems, pages 175-198 Authors: L. Cardelli, C. Laneve Abstract | References | BibTeX | Full Text (PDF) Petri Nets for Biologically Motivated Computing, pages 199-225 Authors: J. Kleijn, M. Koutny, G. Rozenberg Abstract | References | BibTeX | Full Text (PDF) Generalized Communicating P Systems Working in Fair Sequential Mode, pages 227-247 Authors: A. Spicher, S. Verlan Abstract | References | BibTeX | Full Text (PDF) Abstracting Asynchronous Multi-Valued Networks, pages 249-282 Authors: J. Steggles Abstract | References | BibTeX | Full Text (PDF) Thread Extraction for Polyadic Instruction Sequences, pages 283-310 Authors: J.A. Bergstra, C.A. Middelburg Abstract | References | BibTeX | Full Text (PDF)