Electronics Letters
Electronics Letters > 1977 > 13 > 7 > 191 - 193
Electronics Letters > 1979 > 15 > 23 > 753 - 755
Electronics Letters > 1980 > 16 > 5 > 171 - 172
Electronics Letters > 1987 > 23 > 5 > 242 - 244
Electronics Letters > 1977 > 13 > 7 > 191 - 193
Electronics Letters > 1979 > 15 > 23 > 753 - 755
Electronics Letters > 1980 > 16 > 5 > 171 - 172
Electronics Letters > 1987 > 23 > 5 > 242 - 244