Electronics Letters
Electronics Letters > 1989 > 25 > 17 > 1147 - 1148
Electronics Letters > 1989 > 25 > 24 > 1675 - 1677
Electronics Letters > 1990 > 26 > 1 > 27 - 28
Electronics Letters > 1991 > 27 > 12 > 1035 - 1037
Electronics Letters > 1992 > 28 > 2 > 160 - 162
Electronics Letters > 1992 > 28 > 3 > 222 - 224
Electronics Letters > 1992 > 28 > 12 > 1160 - 1162
Electronics Letters > 1992 > 28 > 14 > 1352 - 1354