Tien, Nguyen Thanh, Dang Minh Triet, and Pham Thi Bich Thao. 2022. “Opto-Electronic Properties of Small ZnO\(_2\) Nanoparticles: First-Principles Insights”. Communications in Physics 32 (4):423. https://doi.org/10.15625/0868-3166/16674.