Florian Barbero Christophe Paul Michal Pilipczuk Exploring the Complexity of Layout Parameters in Tournaments and Semi-Complete Digraphs. 70:1-70:13 2017 ICALP https://doi.org/10.4230/LIPIcs.ICALP.2017.70 conf/icalp/2017 db/conf/icalp/icalp2017.html#BarberoPP17