@Article{JGAA-8,
   author = {{Hans} L. {Bodlaender} and {Ton} {Kloks} and {Dieter} {Kratsch} and {Haiko} {Müller}},
   title = {Treewidth and Minimum Fill-in on d-Trapezoid Graphs},
   journal = {Journal of Graph Algorithms and Applications},
   year = {1998},
   volume = {2},
   number = {5},
   pages = {1--23},
   doi = {10.7155/jgaa.00008}
}