@InProceedings{allender_et_al:LIPIcs.MFCS.2021.7, author = {Allender, Eric and Chauhan, Archit and Datta, Samir}, title = {{Depth-First Search in Directed Planar Graphs, Revisited}}, booktitle = {46th International Symposium on Mathematical Foundations of Computer Science (MFCS 2021)}, pages = {7:1--7:22}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-201-3}, ISSN = {1868-8969}, year = {2021}, volume = {202}, editor = {Bonchi, Filippo and Puglisi, Simon J.}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.MFCS.2021.7}, URN = {urn:nbn:de:0030-drops-144478}, doi = {10.4230/LIPIcs.MFCS.2021.7}, annote = {Keywords: Depth-First Search, Planar Digraphs, Parallel Algorithms, Space-Bounded Complexity Classes} }