Eigenvalue problem of open inhomogeneous dielectric waveguide. Visnyk NTUU KPI Seriia - Radiotekhnika Radioaparatobuduvannia, [S. l.], n. 56, p. 42–54, 2014. DOI: 10.20535/RADAP.2014.56.42-54. Disponível em: https://radap.kpi.ua/radiotechnique/article/view/750. Acesso em: 8 apr. 2025.