Square Wave Modulation in a Closed-Loop Semiconductor Laser with Optical Feedback. JOURNAL OF UNIVERSITY OF BABYLON for Pure and Applied Sciences, [S. l.], v. 30, n. 3, p. 22–30, 2022. DOI: 10.29196/jubpas.v30i3.4286. Disponível em: https://mail.journalofbabylon.com/index.php/JUBPAS/article/view/4286. Acesso em: 4 aug. 2025.