R Sidlow
发表
J W G Thomason,
R Sidlow,
R. Sidlow,
2000
.
J.W.G. Thomason,
Alan Letchford,
M. O. Whitehead,
2002
.
Alan Letchford,
R Sidlow,
P J S Barratt,
1996
.
Alan Letchford,
D.J.S. Findlay,
A. F. Stevens,
2000
.