2
Published 1996
Journal / Magazine Electronic
5
Published 2003
Journal / Magazine
6
Published 1991
Journal / Magazine Electronic
7
Published 1987
Journal / Magazine Electronic
9
Published 1991
Journal / Magazine
10
Published 1998
Journal / Magazine Electronic
11
Published 2002
Journal / Magazine Electronic
12
Published 1987
Journal / Magazine
13
Published 1978
Book
17
Published 2007
Journal / Magazine Electronic
19
Published 1998
Journal / Magazine Electronic