Search results
Electronics Letters > 1991 > 27 > 20 > 1810 - 1812
Electronics Letters > 1991 > 27 > 3 > 246 - 247
Electronics Letters > 1990 > 26 > 21 > 1826 - 1827
Electronics Letters > 1990 > 26 > 14 > 995 - 997
Electronics Letters > 1989 > 25 > 15 > 985 - 986