Electronics Letters
Electronics Letters > 1991 > 27 > 9 > 730 - 732
Electronics Letters > 1991 > 27 > 9 > 726 - 728
Electronics Letters > 1991 > 27 > 23 > 2153 - 2155
Electronics Letters > 1991 > 27 > 23 > 2148 - 2149
Electronics Letters > 1992 > 28 > 7 > 656 - 658
Electronics Letters > 1992 > 28 > 15 > 1385 - 1387
Electronics Letters > 1993 > 29 > 15 > 1327 - 1329