@article{JGAA_2023_27_7_a0,
     author = {Sabine Cornelsen and Gregor Diatzko},
     title = {Planar {Confluent} {Orthogonal} {Drawings} of {4-Modal} {Digraphs}},
     journal = {Journal of Graph Algorithms and Applications},
     pages = {523--540},
     publisher = {mathdoc},
     volume = {27},
     number = {7},
     year = {2023},
     doi = {10.7155/jgaa.00632},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.7155/jgaa.00632/}
}