Electronics Letters
Electronics Letters > 1986 > 22 > 5 > 242 - 243
Electronics Letters > 1986 > 22 > 17 > 907 - 908
Electronics Letters > 1989 > 25 > 3 > 230 - 231
Electronics Letters > 1990 > 26 > 14 > 1012 - 1013
Electronics Letters > 1990 > 26 > 20 > 1695 - 1696
Electronics Letters > 1991 > 27 > 7 > 557 - 558
Electronics Letters > 1991 > 27 > 17 > 1579 - 1581