Bommanahal Basavanagoud, V.R. Kulli, Qlick Graphs with Crossing Number One, BMSA Volume 17, Bulletin of Mathematical Sciences and Applications (Volume 17)
https://www.scipress.com/BMSA.17.75
Abstract:
    In this paper, we deduce a necessary and sufficient condition for graphs whose qlick graphs have crossing number one. We also obtain a necessary and sufficient condition for qlick graphs to have crossing number one in terms of forbidden subgraphs.
Keywords:
    Crossing Number, Drawing, Forbidden Subgraphs, Line Graph, Qlick Graph