1
Published 1992
IET

2
Published 1995
IET

3
Published 1994
IET

4
Published 1995
IET

5
Published 1993
IET

6
Published 1999
IET

7
Published 1998
IET

8
Published 1993
IET

9
Published 2006
IET

10
Published 1995
IET

11
Published 1988
IET

12
Published 1991
IET

13
Published 2003
IET

14
Published 1995
IET

15
Published 1993
IET

16
Published 1990
IET

17
Published 2005
IEEE

18
Published 1989
IET

19
Published 1993
IET

20
Published 1991
IET