Electronics Letters
Electronics Letters > 1980 > 16 > 15 > 599 - 600
Electronics Letters > 1986 > 22 > 2 > 70 - 71
Electronics Letters > 1991 > 27 > 17 > 1588 - 1590
Electronics Letters > 1991 > 27 > 18 > 1647 - 1648
Electronics Letters > 1992 > 28 > 25 > 2359 - 2360
Electronics Letters > 1993 > 29 > 5 > 437 - 438
Electronics Letters > 1993 > 29 > 8 > 716 - 718