SK AMANATHULLA; BISWAJIT BERA; MADHUMANGAL PAL. \text { Surjective } L(3,1) \text {-labeling of circular-arc graphs }. Malaya Journal of Matematik, India, v. 9, n. 01, p. 925–929, 2021. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1198. Acesso em: 24 nov. 2024.