1 Table of Contents: “... Causalities in Membrane Systems -- Counting Membrane Systems -- APCol Systems with Teams -- Bi-simulation...”

2 Table of Contents: “... Classification -- Covering and Packing with Spheres by Diagonal Distortion in Rn -- Counting Plane Graphs...”

3 Table of Contents: “... with Polarizationless P Systems with Active Membranes -- Categorised Counting Mediated by Blotting Membrane Systems...”

4 Table of Contents: “... with P Systems Using Antimatter -- Tissue P systems can be Simulated Efficiently with Counting Oracles...”

5 Table of Contents: “..., Concurrent Systems -- Coordinating Behaviour -- Inductive Counting and the Reachability Problem for Petri...”