2
Published 1953
Journal
3
Published 1955
Journal
4
Published 1997
Journal
5
Published 1982
Journal
7
Published 1969
Journal
9
Published 2011
Journal
13
Published 1978
Journal
14
Published 2010
Journal
15
Published 2010
Journal
17
Published 1967
Journal
18
Published 1991
Journal
19
Published 1979
Journal
20
Published 1971
Journal