@Article{Blum2022, author={Blum, Christian and Eftimov, Tome and Koro{\v{s}}ec, Peter}, title={Preface}, journal={Natural Computing}, year={2022}, month={Jun}, day={01}, volume={21}, number={2}, pages={127-130}, issn={1572-9796}, doi={10.1007/s11047-021-09859-x}, url={https://doi.org/10.1007/s11047-021-09859-x} }