Nguyen Huy, Bang, Doai Le Van, Dong Hoang Minh, and Hien Nguyen Thi Thu. “Double Electromagnetically Induced Transparency in a Four-Level Lambda Atomic System With Doppler Broadening”. Communications in Physics 33, no. 4 (December 4, 2023): 399. Accessed May 12, 2024. https://vjs.ac.vn/index.php/cip/article/view/18214.