KOSIEL, Kamil et al. 77 K operation of AlGaAs/GaAs quantum cascade laser at 9 um. Photonics Letters of Poland, [S. l.], v. 1, n. 1, p. pp. 16–18, 2009. DOI: 10.4302/photon. lett. pl.v1i1.14. Disponível em: https://www.photonics.pl/PLP/index.php/letters/article/view/1-6. Acesso em: 29 may. 2024.