Author

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H. J. Van Der Schroeff
34 articles by this author
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Article
 01-04-1974
 Unique: 905 | Total: 1462  | Access Period:
 126-127
Article
 01-02-1974
 Unique: 973 | Total: 1542  | Access Period:
 42-52
Article
 01-02-1969
 Unique: 860 | Total: 1352  | Access Period:
 112-112
Article
 01-02-1969
 Unique: 787 | Total: 1247  | Access Period:
 50-72
Article
 01-06-1968
 Unique: 759 | Total: 1196  | Access Period:
 284-297
Article
 01-06-1968
 Unique: 735 | Total: 1152  | Access Period:
 283-283
Article
 01-11-1966
 Unique: 756 | Total: 1225  | Access Period:
 408-411
Article
 01-11-1966
 Unique: 778 | Total: 1204  | Access Period:
 403-407
Article
 01-05-1964
 Unique: 865 | Total: 1284  | Access Period:
 170-195
Article
 01-12-1959
 Unique: 832 | Total: 1400  | Access Period:
 557-561
Article
 01-04-1958
 Unique: 726 | Total: 1160  | Access Period:
 154-160

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