“THE DEVELOPMENT OF A LOW COST MOTION ANALYSIS SYSTEM: CEKAK VISUAL 3D V1.0”, INTERNATIONAL JOURNAL OF GEOMATE, vol. 11, no. 24, pp. 2248–2252, Apr. 2017, Accessed: Apr. 23, 2026. [Online]. Available: https://geomatejournal.com/geomate/article/view/2060