@article{ITA_2021__55_1_A9_0,
     author = {Bruchertseifer, Jens and Fernau, Henning},
     editor = {Holzer, Markus and Sempere, Jos\'e M.},
     title = {Synchronizing {Series-Parallel} {Deterministic} {Finite} {Automata} {With} {Loops} and {Related} {Problems}},
     journal = {RAIRO. Theoretical Informatics and Applications},
     year = {2021},
     publisher = {EDP-Sciences},
     volume = {55},
     doi = {10.1051/ita/2021005},
     mrnumber = {4289542},
     zbl = {1508.68186},
     language = {en},
     url = {https://www.numdam.org/articles/10.1051/ita/2021005/}
}