G. UPENDER REDDY; ADDALA AJAY BABU; CH. SHASHI KUMAR; T. SIVA NAGESWARA RAO. Bipolar sum distance in neutrosophic graphs. Malaya Journal of Matematik, India, v. 9, n. 01, p. 1083–1085, 2021. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1225. Acesso em: 16 jul. 2024.