Electronics Letters
Electronics Letters > 1983 > 19 > 4 > 144 - 146
Electronics Letters > 1989 > 25 > 10 > 680 - 682
Electronics Letters > 1989 > 25 > 19 > 1286 - 1288
Electronics Letters > 1989 > 25 > 20 > 1394 - 1396
Electronics Letters > 1990 > 26 > 10 > 648 - 649
Electronics Letters > 1992 > 28 > 14 > 1305 - 1306
Electronics Letters > 1992 > 28 > 22 > 2103 - 2104
Electronics Letters > 1993 > 29 > 8 > 690 - 691