Comparative study of the linear and nonlinear optical properties for different Iraqi heavy and light crude oils. Iraqi Journal of Physics, [S. l.], v. 18, n. 47, p. 11–20, 2020. DOI: 10.30723/ijp.v18i47.576. Disponível em: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/576.. Acesso em: 6 may. 2024.