1. P systems with anti-matter;Alhazov,2014
2. Matter and anti-matter in membrane systems;Alhazov,2014
3. P systems with toxic objects;Alhazov,2014
4. Variants of energy-controlled P systems;Alhazov,2016
5. Variants of P systems with activation and blocking of rules;Alhazov;Nat. Comput.,2019