Electronics Letters
Electronics Letters > 1966 > 2 > 3 > 118 - 120
Electronics Letters > 1966 > 2 > 5 > 179 - 180
Electronics Letters > 1966 > 2 > 8 > 311 - 312
Electronics Letters > 1966 > 2 > 8 > 298 - 299
Electronics Letters > 1966 > 2 > 9 > 325
Electronics Letters > 1966 > 2 > 10 > 358