Electronics Letters
Electronics Letters > 1980 > 16 > 7 > 251 - 253
Electronics Letters > 1981 > 17 > 23 > 888 - 889
Electronics Letters > 1981 > 17 > 23 > 893 - 894
Electronics Letters > 1984 > 20 > 14 > 576 - 577
Electronics Letters > 1986 > 22 > 2 > 70 - 71
Electronics Letters > 1986 > 22 > 12 > 671 - 672
Electronics Letters > 1989 > 25 > 4 > 281 - 282
Electronics Letters > 1989 > 25 > 10 > 680 - 682
Electronics Letters > 1989 > 25 > 11 > 751 - 753
Electronics Letters > 1990 > 26 > 3 > 176 - 177