2
Subjects: ...misc Empirical approach...
electronic Article
3
Subjects: ...misc Semi-empirical approach...
electronic Article
5
8
11
12
13
Subjects: ...misc empirical approach to theory construction...
electronic Article
14
by Kerkhof, Ad J F M
Published in Crisis
Subjects: ...misc Empirical Approach...
Article
16
by Tietze, C
Published in Scientific American
Subjects: ...misc Empirical Approach...
Article
17
18
19