On Coloring Of Cycle Union Of R Copies Of (R  3) Fan Graph , Hanging Pyramid Hjn Umbrella Un,M Graph. International Journal of Food and Nutritional Sciences, [S. l.], v. 11, n. 7, p. 1094–1101, 2022. Disponível em: https://www.ijfans.org/index.php/Journal/article/view/6708. Acesso em: 13 aug. 2026.