BHAT, Manzoor Ahmad. WIENER AND HYPER WIENER INDEX OF GRAPHS. Journal of Global Research in Mathematical Archives(JGRMA), [S. l.], v. 4, n. 12, p. 47–49, 2017. Disponível em: https://jgrma.com/index.php/jgrma/article/view/385. Acesso em: 14 mar. 2025.