1.
S. Venkatesan, P. Sekar. Exceptionality of Edge Graceful Labeling of Tricycle Graphs. Int. J. Math. And Appl. [Internet]. 2017 Dec. 1 [cited 2024 Jul. 3];5(4 - D):535-9. Available from: https://ijmaa.in/index.php/ijmaa/article/view/1303