@article{Dassow_Mitrana_1996, title={Fairness in grammar systems}, volume={12}, url={https://cyber.bibl.u-szeged.hu/index.php/actcybern/article/view/3467}, number={4}, journal={Acta Cybernetica}, author={Dassow, Jürgen and Mitrana, Victor}, year={1996}, month={Jan.}, pages={331-345} }