ARMIJOS BRIONES, Fernando Marcelo; CASTILLO GONZáLEZ, José Israel; ARMIJOS MORETA, Jaime Fernando; BOADA ZURITA, Catalina Del Rosario. Treatment Alternatives to Gingival Hyperpigmentation using Neutrosophic Correlation Coefficients. Neutrosophic Sets and Systems, [S. l.], v. 52, p. 319–325, 2022. Disponível em: https://fs.unm.edu/nss8/index.php/111/article/view/2664.. Acesso em: 20 jul. 2026.