A. R. Setyadi, B. Hartono, T. D. Wismarini, and A. Supriyanto, “CHILDREN’S LEARNING MEDIA TO RECOGNIZE ANIMALS USING MARKER BASED TRACKING AUGMENTED REALITY TECHNOLOGY BASED ON ANDROID”, J. Tek. Inform. (JUTIF), vol. 3, no. 1, pp. 83-90, Feb. 2022.