Electronics Letters
Electronics Letters > 1987 > 23 > 18 > 939 - 941
Electronics Letters > 1990 > 26 > 15 > 1141 - 1142
Electronics Letters > 1990 > 26 > 20 > 1655 - 1656
Electronics Letters > 1991 > 27 > 7 > 607 - 608
Electronics Letters > 1991 > 27 > 12 > 1051 - 1052
Electronics Letters > 1991 > 27 > 14 > 1256 - 1257
Electronics Letters > 1992 > 28 > 12 > 1131 - 1133
Electronics Letters > 1992 > 28 > 21 > 1972 - 1973