61
by Datz, Sheldon
Published 1975
Springer US

62
by Bartolo, Baldassare
Published 1978
Springer US

63
by Stoler, Paul
Published 1979
Springer US

64
Published 1979
Springer US

66
by Busse, F. H.
Published 1990
Springer US

67
Published 1990
Springer US

68
by Wyatt, A. F. G.
Published 1991
Springer US

69
by Taub, H.
Published 1991
Springer US

70
by Ferbel, Thomas
Published 1991
Springer US

71
by Demkov, Yu. N., Ostrovskii, V. N.
Published 1988
Springer US

72
Published 1990
Springer US

73
Published 1988
Springer US

74
by Gras-Marti, Alberto
Published 1991
Springer US

75
Published 1977
Springer US

76
by Chamberlain, J. M.
Published 1990
Springer US

77
Published 1969
Springer US

78
by Johnson, R. E.
Published 1982
Springer US

79
Published 1972
Springer US