Microwave and Optical Technology Letters
Microwave and Optical Technology Letters > 54 > 2 > 275 - 277
Microwave and Optical Technology Letters > 55 > 7 > 1677 - 1680
Microwave and Optical Technology Letters > 56 > 4 > 900 - 903
Microwave and Optical Technology Letters > 57 > 1 > 204 - 207
Microwave and Optical Technology Letters > 58 > 7 > 1768 - 1773