J. SURESH KUMAR; V. R. BINDU KUMARI. Hilbert Graceful Labeling on the Eight Sprocket Graph. International Journal of Mathematics And its Applications, [S. l.], v. 13, n. 4, p. 31–40, 2026. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/1628. Acesso em: 9 jan. 2026.