Rian Shah. THE EFFECT OF COMBINING TWO PAPER PLANE MODELS ON THE FLIGHT OF THE NEW MODEL A STUDY ON THE CHANGE IN FLIGHT LENGTH OF A PAPER PLANE. ierj [Internet]. 2022 Oct. 15 [cited 2025 Apr. 24];8(10). Available from: https://ierj.in/journal/index.php/ierj/article/view/2572