Electronics Letters
Electronics Letters > 1989 > 25 > 20 > 1360 - 1362
Electronics Letters > 1989 > 25 > 20 > 1326 - 1328
Electronics Letters > 1989 > 25 > 20 > 1389 - 1391
Electronics Letters > 1989 > 25 > 20 > 1360 - 1362
Electronics Letters > 1989 > 25 > 20 > 1326 - 1328
Electronics Letters > 1989 > 25 > 20 > 1389 - 1391