Synthesis and study the optical properties of Ge20 Bix Se80-x thin films. Iraqi Journal of Physics, [S. l.], v. 14, n. 30, p. 180–186, 2019. DOI: 10.30723/ijp.v14i30.213. Disponível em: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/213.. Acesso em: 2 may. 2024.