4
Published 1961
American Chemical Society

5
Published 1961
American Chemical Society

8
by Horsley, Lee Herbert
Published 1973
American Chemical Society

12
by Mayo, Frank R.
Published 1968
American Chemical Society

13
Published 1968
American Chemical Society

15
by Hart, Edwin J.
Published 1968
American Chemical Society

16
by Hart, Edwin J.
Published 1968
American Chemical Society

17
Published 1971
American Chemical Society

18
by Goddard, E. D.
Published 1968
American Chemical Society

19
by Alexander, Allen L.
Published 1968
American Chemical Society

20
Published 1969
American Chemical Society