Author

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H. J. Van Der Schroeff
34 articles by this author
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Article
 01-04-1974
 Unique: 720 | Total: 1183  | Access Period:
 126-127
Article
 01-02-1974
 Unique: 768 | Total: 1248  | Access Period:
 42-52
Article
 01-02-1969
 Unique: 698 | Total: 1119  | Access Period:
 112-112
Article
 01-02-1969
 Unique: 636 | Total: 1048  | Access Period:
 50-72
Article
 01-06-1968
 Unique: 633 | Total: 1016  | Access Period:
 284-297
Article
 01-06-1968
 Unique: 608 | Total: 963  | Access Period:
 283-283
Article
 01-11-1966
 Unique: 628 | Total: 1047  | Access Period:
 408-411
Article
 01-11-1966
 Unique: 588 | Total: 963  | Access Period:
 403-407
Article
 01-05-1964
 Unique: 668 | Total: 1018  | Access Period:
 170-195
Article
 01-12-1959
 Unique: 688 | Total: 1186  | Access Period:
 557-561
Article
 01-04-1958
 Unique: 576 | Total: 951  | Access Period:
 154-160

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