Stojanova, Aleksandra, Mirjana Kocaleva, Marija Luledjieva, and Saso Koceski. 2019. “HIGH LEVEL ACTIVITY RECOGNITION USING ANDROID SMART PHONE SENSORS - REVIEW”. Balkan Journal of Applied Mathematics and Informatics 2 (2), 27-36. https://js.ugd.edu.mk/index.php/bjami/article/view/3277.