RAO, S. J.; SUBRAMANIAN, S.; DATTA, S. K.; SESHADRI, R. Automatic Dispersion Measurements of Helical Slow- Wave Structure. Defence Science Journal, [S. l.], v. 50, n. 1, p. 83–86, 2013. DOI: 10.14429/dsj.50.3353. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/3353. Acesso em: 16 jun. 2025.