South African Council for Scientific and Industrial Research: Report for 1954
1956 ◽
Vol 177
(4507)
◽
pp. 512-513
1952 ◽
Vol 169
(4312)
◽
pp. 1049-1049
1950 ◽
Vol 166
(4222)
◽
pp. 556-556
1958 ◽
Vol 49
(1)
◽
pp. 1-15
J. Kelsey
◽
R. C. A. Edge
1959 ◽
Vol 11
(33)
◽
pp. 166-166
1949 ◽
Vol 164
(4183)
◽
pp. 1123-1124
1960 ◽
Vol 2
(2)
◽
pp. 85-85
1946 ◽
Vol 157
(3994)
◽
pp. 652-652
1954 ◽
Vol 26
(5)
◽
pp. 342
1948 ◽
Vol 161
(4101)
◽
pp. 903-903