Satria Bahari Johan, A., 		Putri, S., 		Hajar, G., & 		Wicaksono, A.
(2021).
 Modified KNN-LVQ for Stairs Down Detection Based on Digital Image.
<em>Lontar Komputer : Jurnal Ilmiah Teknologi Informasi, 12</em>(3), 141-150.
doi:10.24843/LKJITI.2021.v12.i03.p02