Sobhan Roshani, Salah I. Yahya, Milad Moradi, Muhammad Akmal Chaudhary, Maher Assaad, Fawwaz Hazzazi, Fawnizu Azmadi Hussin, Muharrem Karaaslan, Saeed Roshani. "Design and fabrication of a compact microstrip hybrid ring coupler with harmonic reduction for L band radar system." Scientific Reports, 2025. doi:10.1038/s41598-025-01304-8