1.
Chartrand, Gary, Henning, Michael A., Jarrett, Elzbieta B., Wall, Curtiss E. Quadrilateral line graphs. A Canadian journal of applied mathematics, computer science and statistics [Internet]. 1996 Jun. 9 [cited 2026 May 8];50. Available from: https://utilitasmathematica.com/index.php/Index/article/view/23