81
Published 2008
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82
Published 1991
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83
Published 1994
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84
Published 1996
IEEE

85
Published 1998
IEEE

86
Published 1999
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87
Published 1997
IET

88
Published 1996
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89
Published 1989
IET

90
Published 2009
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92
Published 2003
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93
Published 1999
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94
Published 2005
IEEE

95
Published 2007
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96
Published 1990
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97
Published 1989
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98
Published 1988
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99
Published 1997
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