Etuk, Ubong, Imeh Umoren, Odudu Umoren, and Saviour Inyang. 2024. “Realtime-Based System for Facemask Detection Using PCA, With CNN and COCO Model”. Journal of Information Systems and Informatics 6 (2), 1114-31. https://doi.org/10.51519/journalisi.v6i2.759.