ANUJ KUMAR; P. PRADHAN. Product fuzzy distance two labeling graph and its properties. Malaya Journal of Matematik, India, v. 6, n. 04, p. 725–730, 2018. DOI: 10.26637/MJM0604/0004. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/917. Acesso em: 21 nov. 2024.