@techreport{FichteHecherSzeider20btr,
 author = {Johannes K. Fichte and Markus Hecher and Stefan Szeider},
 institution = {Algorithms and Complexity Group, TU Wien},
 number = {AC-TR-20-010},
 title = {Breaking Symmetries with {RootClique} and {LexTopsort}},
 url = {http://www.ac.tuwien.ac.at/files/tr/ac-tr-20-010.pdf},
 year = {2020}
}