M. S. Biradar. Forbidden Subgraphs for Planar Blict and Blitact Graphs. Int. J. Math. And Appl. [Internet]. 2016 May 15 [cited 2024 May 20];4(2 - B):19-26. Available from: http://ijmaa.in/index.php/ijmaa/article/view/1021