Author

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H. J. Van Der Schroeff
34 articles by this author
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Article
 01-04-1974
 Unique: 666 | Total: 1111  | Access Period:
 126-127
Article
 01-02-1974
 Unique: 709 | Total: 1176  | Access Period:
 42-52
Article
 01-02-1969
 Unique: 653 | Total: 1056  | Access Period:
 112-112
Article
 01-02-1969
 Unique: 606 | Total: 1008  | Access Period:
 50-72
Article
 01-06-1968
 Unique: 600 | Total: 973  | Access Period:
 284-297
Article
 01-06-1968
 Unique: 570 | Total: 910  | Access Period:
 283-283
Article
 01-11-1966
 Unique: 596 | Total: 1005  | Access Period:
 408-411
Article
 01-11-1966
 Unique: 566 | Total: 935  | Access Period:
 403-407
Article
 01-05-1964
 Unique: 604 | Total: 941  | Access Period:
 170-195
Article
 01-12-1959
 Unique: 644 | Total: 1116  | Access Period:
 557-561
Article
 01-04-1958
 Unique: 544 | Total: 913  | Access Period:
 154-160

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