Electronics Letters
Electronics Letters > 1991 > 27 > 7 > 566 - 568
Electronics Letters > 1992 > 28 > 4 > 371 - 372
Electronics Letters > 1992 > 28 > 7 > 673 - 675
Electronics Letters > 1991 > 27 > 7 > 566 - 568
Electronics Letters > 1992 > 28 > 4 > 371 - 372
Electronics Letters > 1992 > 28 > 7 > 673 - 675