B. BASAVANAGOUD; E. CHITRA. Degree square sum equienergetic and hyperenergetic graphs. Malaya Journal of Matematik, India, v. 8, n. 02, p. 301–305, 2020. DOI: 10.26637/MJM0802/0001. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1401. Acesso em: 4 dec. 2024.