62
Published 2006
American Chemical Society

63
Published 2012
American Chemical Society

64
Published 2018
American Chemical Society

65
Published 1991
American Chemical Society

66
Published 1992
American Chemical Society

67
Published 2014
American Chemical Society

68
Published 1989
American Chemical Society

69
Published 1991
American Chemical Society

70
Published 1992
American Chemical Society

71
Published 1994
American Chemical Society

72
Published 1997
American Chemical Society

73
Published 2002
American Chemical Society

74
Published 2006
American Chemical Society

75
Published 2009
American Chemical Society

76
Published 1977
American Chemical Society

78
Published 1994
American Chemical Society

79
Published 1995
American Chemical Society

80
Published 1996
American Chemical Society