Electronics Letters
Electronics Letters > 1983 > 19 > 23 > 999
Electronics Letters > 1991 > 27 > 18 > 1647 - 1648
Electronics Letters > 1992 > 28 > 10 > 923 - 925
Electronics Letters > 1992 > 28 > 10 > 898 - 900
Electronics Letters > 1992 > 28 > 25 > 2359 - 2360
Electronics Letters > 1993 > 29 > 8 > 716 - 718