Microwave and Optical Technology Letters
Microwave and Optical Technology Letters > 53 > 2 > 300 - 303
Microwave and Optical Technology Letters > 53 > 3 > 686 - 688
Microwave and Optical Technology Letters > 53 > 4 > 830 - 836
Microwave and Optical Technology Letters > 53 > 5 > 1160 - 1162
Microwave and Optical Technology Letters > 53 > 12 > 2963 - 2967