P. Sankara RAO. Performance Analysis of Diffraction Gain (Gd) Due to Presence of single and Multiple Knife-Edge as Compared to Free Space E- Field and Identifying the Position of Obstacle in a Fresnel Zone. Novel Perspectives of Engineering Research Vol. 6, [S. l.], p. 64–74, 2022. DOI: 10.9734/bpi/nper/v6/3109E. Disponível em: https://stm.bookpi.org/NPER-V6/article/view/5501. Acesso em: 25 jun. 2026.