Electronics Letters
Electronics Letters > 1989 > 25 > 20 > 1368 - 1369
Electronics Letters > 1989 > 25 > 20 > 1356 - 1358
Electronics Letters > 1989 > 25 > 20 > 1386 - 1388
Electronics Letters > 1989 > 25 > 20 > 1368 - 1369
Electronics Letters > 1989 > 25 > 20 > 1356 - 1358
Electronics Letters > 1989 > 25 > 20 > 1386 - 1388