B SOORYANARAYANA; SUNITA PRIYA D SILVA. Mod difference labeling of some classes of digraphs. Malaya Journal of Matematik, India, v. 8, n. 01, p. 32–36, 2020. DOI: 10.26637/MJM0801/0006. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1318. Acesso em: 24 nov. 2024.