Thi Lam Quynh, Nguyen, 		Ba, Cao Thi, AND 		Quang Bau, Nguyen.
" The Ettingshausen effect in doped semiconductor superlattice under the influence of confined optical phonon" <em>VNU Journal of Science: Mathematics - Physics</em> [Online], Volume 36 Number 3 (20 August 2020)