1.
Huynh Trong Duong, Vo Thi Hoa. BUILDING MODELS COMBINING TWO SIMPLE HARMONIC MOTIONS WITH MATHEMATICA SOFWARE. UED-JSHE [Internet]. 2018Aug.31 [cited 2021May16];8(3A):17-1. Available from: https://jshe.ued.udn.vn/index.php/jshe/article/view/693