Electronics Letters
Electronics Letters > 1987 > 23 > 3 > 105 - 106
Electronics Letters > 1987 > 23 > 15 > 800 - 801
Electronics Letters > 1989 > 25 > 21 > 1413 - 1414
Electronics Letters > 1987 > 23 > 3 > 105 - 106
Electronics Letters > 1987 > 23 > 15 > 800 - 801
Electronics Letters > 1989 > 25 > 21 > 1413 - 1414