D. Aymen Dawood Salman, D. Saman Hamid, D. Ghaida Muttasher Abdulsaheb, and N. Dheayah Jaffar, “An efficient Real Time Multi View Face Recognition System”, IJET, vol. 7, no. 3.15, pp. 373–379, Aug. 2018, doi: 10.14419/ijet.v7i4.15.21385.