Meera Meghpara, H. M. Karavadiya, V. J. Kaneria. A Study on $\alpha-$graceful Labeling of Spade Graph. Int. J. Math. And Appl. [Internet]. 2021 Mar. 15 [cited 2024 May 6];9(1):113-7. Available from: http://ijmaa.in/index.php/ijmaa/article/view/108