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		Lesmana, G., 		Piarsa, I., & 		Putra, I.
(2021).
 Identification of Baby's Feet Using Principal Component Analysis (PCA) Method Character Extraction with K-Nearest Neighbor (KNN) Classification in Matlab Application.
<em>Jurnal Ilmiah Merpati (Menara Penelitian Akademika Teknologi Informasi), 9</em>(3), 200-212.
doi:10.24843/JIM.2021.v09.i03.p02