YUSUF, Abdulganiyu Abdu; SUFYANU, Zahraddeen; MOHAMAD, Fatma Susilawati; NANAA, Kutiba. Facial Landmark Detection and Estimation under Various Expressions and Occlusions. International Journal of Sciences: Basic and Applied Research (IJSBAR), Jordan, v. 18, n. 2, p. 40–50, 2014. Disponível em: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/3055. Acesso em: 21 sep. 2025.