ZIEMELIS, J. Problems of Secondary Sources for Hybrid Ray Tracing and FEM Simulation. Elektronika ir Elektrotechnika, [S. l.], v. 47, n. 5, 2003. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/11269. Acesso em: 20 apr. 2024.