Author

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Jan Klaassen
27 articles by this author
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Article
 01-11-1991
 Unique: 674 | Total: 1116  | Access Period:
 545-550
Article
 01-06-1990
 Unique: 533 | Total: 894  | Access Period:
 224-225
Article
 01-10-1988
 Unique: 561 | Total: 896  | Access Period:
 418-419
Article
 01-09-1988
 Unique: 1345 | Total: 2533  | Access Period:
 356-367
Article
 01-02-1984
 Unique: 902 | Total: 1920  | Access Period:
 61-70
Article
 01-03-1982
 Unique: 609 | Total: 984  | Access Period:
 111-122
Article
 01-05-1981
 Unique: 789 | Total: 1332  | Access Period:
 258-269
Article
 01-02-1981
 Unique: 609 | Total: 1026  | Access Period:
 101-117
Article
 01-02-1981
 Unique: 520 | Total: 834  | Access Period:
 51-51
Article
 01-12-1978
 Unique: 818 | Total: 1336  | Access Period:
 581-590
Article
 01-07-1977
 Unique: 591 | Total: 945  | Access Period:
 330-335

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