Reference:

Stefan Jaax and Stefan Kiefer. On affine reachability problems. In Javier Esparza and Daniel Král', editors, 45th International Symposium on Mathematical Foundations of Computer Science, MFCS 2020, August 24-28, 2020, Prague, Czech Republic, volume 170 of LIPIcs, pages 48:1–48:14. Schloss Dagstuhl - Leibniz-Zentrum für Informatik, 2020.

Suggested BibTeX entry:

@inproceedings{20JK-MFCS,
    author = {Stefan Jaax and Stefan Kiefer},
    booktitle = {45th International Symposium on Mathematical Foundations of Computer Science, {MFCS} 2020, August 24-28, 2020, Prague, Czech Republic},
    editor = {Javier Esparza and Daniel Kr{\'{a}}l'},
    pages = {48:1--48:14},
    publisher = {Schloss Dagstuhl - Leibniz-Zentrum f{\"{u}}r Informatik},
    series = {LIPIcs},
    title = {On Affine Reachability Problems},
    volume = {170},
    year = {2020}
}