Yong, Einstein, 		De Jesus, Luigi Carlo, 		Brucal, Stanley Glenn, 		Samaniego, Jr., Leonardo, 		Peruda, Jr., Sergio, 		Cosio, Paulo, 		Villarroel, Juan Miguel, 		Novilla, Kimberly, 		Cacalda, Esther Anne, 		Lacar, Clarisha, AND 		Calibara, Andrea.
" RAMY Greeting Feature using HAAR cascade classifier and HOG Algorithm for Asia Pacific College" <em>International Journal of Computing Sciences Research</em> [Online], Volume 7(13 April 2023)