Microwave and Optical Technology Letters
Microwave and Optical Technology Letters > 54 > 2 > 503 - 505
Microwave and Optical Technology Letters > 54 > 6 > 1435 - 1441
Microwave and Optical Technology Letters > 54 > 9 > 2053 - 2056
Microwave and Optical Technology Letters > 54 > 9 > 2166 - 2168
Microwave and Optical Technology Letters > 54 > 10 > 2327 - 2330