Tam, Tran, Dang Quoc Trung, Tran Anh Vu, Le Huu Minh, & Do Ngoc Trung.
" Wavelength shift in inicrosphere lasers." <em>VNU Journal of Science: Mathematics - Physics</em> [Online], 24.2 (2008): n. pag. Web. 22 Nov. 2024