Journal Paper
Year Paper Title
1997 Sep. 1997
1996 Mar. 1997
1995 vol. 7, 2, pp. 9-18, May. 1996
1995 Dec. 1995
1994 Dec. 1994
1994 Dec. 1994
1993 Mar. 1994
1992 vol. 16, 1, pp. 83-87, Mar. 1993
1991 Dec. 1991
1989 Mar. 1990