Jose Mari E. ORTEGA; Rolito G. EBALLE. A Mathematical Approach on Harmonic Centrality and Centralization of Some Graph Products. Research and Applications Towards Mathematics and Computer Science Vol. 1, [S. l.], p. 164–179, 2023. DOI: 10.9734/bpi/ratmcs/v1/6363A. Disponível em: https://stm.bookpi.org/RATMCS-V1/article/view/10719. Acesso em: 2 jul. 2026.