Rachmat Wahid Saleh Insani, Sucipto. Improving the Android Geopositioning Accuracy Using Graham Scan Algorithm and Moment Centroid. Jurnal Nasional Teknik Elektro dan Teknologi Informasi [Internet]. 2024Nov.22 [cited 2024Nov.30];13(4):252-8. Available from: https://journal.ugm.ac.id/v3/JNTETI/article/view/9403