1.
Yusuf AA, Sufyanu Z, Mohamad FS, Nanaa K. Facial Landmark Detection and Estimation under Various Expressions and Occlusions. IJSBAR. 2014;18(2):40-50. Accessed September 21, 2025. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/3055