@Article{Dorigo2021ER, author={Dorigo, Marco and St{\"u}tzle, Thomas and Blesa, Maria J. and Blum, Christian and Hamann, Heiko and Heinrich, Mary Katherine}, title={ANTS 2020 Special Issue: Editorial}, journal={Swarm Intelligence}, year={2021}, month={Dec}, day={01}, volume={15}, number={4}, pages={311-313}, issn={1935-3820}, doi={10.1007/s11721-021-00208-3}, url={https://doi.org/10.1007/s11721-021-00208-3} }