Study the Effect of thickness on the Optical Properties Performance of active polymeric laser media. Baghdad Science Journal, Iraq, Baghdad, v. 5, n. 2, p. 211–216, 2008. DOI: 10.21123/bsj.2008.5.2.211-216. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/890.. Acesso em: 5 jul. 2024.