Electronics Letters
Electronics Letters > 1974 > 10 > 5 > 53 - 54
Electronics Letters > 1974 > 10 > 9 > 145 - 146
Electronics Letters > 1974 > 10 > 15 > 304 - 305
Electronics Letters > 1974 > 10 > 23 > 482 - 483
Electronics Letters > 1974 > 10 > 25 > 526 - 527