21
Published 2010
American Chemical Society

22
Published 2023
American Chemical Society

25
Published 2003
American Chemical Society

26
Published 2003
American Chemical Society

27
Published 2007
American Chemical Society

28
Published 2006
American Chemical Society

29
Published 1982
American Chemical Society

30
Published 1985
American Chemical Society

31
Published 1997
American Chemical Society

32
Published 2002
American Chemical Society

33
Published 2002
American Chemical Society

35
Published 1991
American Chemical Society

36
Published 1991
American Chemical Society

37
Published 1995
American Chemical Society

38
Published 1997
American Chemical Society

39
Published 2000
American Chemical Society

40
Published 2002
American Chemical Society