Setiawan, Andika, and Rajif Agung Yunmar. 2020. “The Implementation of Distance-Angle Signature As Object Shape Identifier for Digital Images: Implementation of Distance-Angle Signature ”. Pixel :Jurnal Ilmiah Komputer Grafis 13 (1):9-15. https://doi.org/10.51903/pixel.v13i1.158.