R L Purvis
发表
K Babaei,
R L Purvis,
1995
.
R L Purvis,
1991
.
M C Rissel,
R L Purvis,
1988
.
K Babaei,
R L Purvis,
1993
.
D R Graber,
R L Purvis,
T S Flournoy,
1986
.
K Babaei,
D R Graber,
R L Purvis,
1995
.
K Babaei,
R L Purvis,
1995
.
R L Purvis,
1994
.
R L Purvis,
1999
.
K C Clear,
M J Markow,
D R Graber,
1992
.
K Babaei,
R L Purvis,
N Udani,
1995
.
K Babaei,
R L Purvis,
1995
.
K Babaei,
R L Purvis,
1995
.