R. Alexander
发表
W. Neitz,
R. Alexander,
1945
.
R. Alexander,
1931
.
R. Alexander,
1938
.
R. Alexander,
1947,
The Onderstepoort journal of veterinary science and animal industry.
D. Haig,
D. Mckercher,
R. Alexander,
1956
.
D. Haig,
T. F. Adelaar,
R. Alexander,
1947,
The Onderstepoort journal of veterinary science and animal industry.
J. Mason,
R. Alexander,
J. Coles,
1940,
Nature.
R. Alexander,
1935
.
K. E. Weiss,
D. Haig,
R. Alexander,
1956
.
R. Alexander,
1948
.
W. Neitz,
P. J. Toit,
R. Alexander,
1936
.
W. Neitz,
J. Mason,
R. Alexander,
1941
.
W. Neitz,
T. F. Adelaar,
R. Alexander,
1947,
The Onderstepoort journal of veterinary science and animal industry.
J. Mason,
R. Alexander,
1940
.
K. E. Weiss,
D. Haig,
R. Alexander,
1952
.
D. Hamre,
G. Rake,
R. Alexander,
1945,
Science.
J. Mason,
R. Alexander,
1939
.
J. Mccall,
J. F. Hentges,
W. Ash,
1962
.
P. J. Toit,
R. Alexander,
2022
.
R. Alexander,
1934
.
P. J. Toit,
R. Alexander,
1934
.
W. K. Robertson,
J. Mccall,
G. A. Barden,
1963
.
W. Neitz,
R. Alexander,
1935
.
J. Mason,
R. Alexander,
1941
.
R. Alexander,
1951
.