Thema
Journal Article
1.886
Education (General)
1.506
Education
930
L
929
Letter
664
Agriculture
579
S
579
Special aspects of education
513
Geology
420
Mining engineering. Metallurgy
412
Bibliography. Library science. Information resources
378
Z
378
Industrial engineering. Management engineering
373
Railroad engineering and operation
373
H
356
Social Sciences
356
Sociology (General)
315
Literature (General)
309
Business
254
Forestry
251
English Abstract
247
Review
245
Modern history, 1453-
234
Philosophy (General)
229
Environmental sciences
212
Labor. Work. Working class
206
Comment
197
Geography (General)
187
Social pathology. Social and public welfare. Criminology
180
Q
158
Science
158
Case Reports
147
Philology. Linguistics
143
Arts in general
141
Ethnology. Social and cultural anthropology
133
Social history and conditions. Social problems. Social reform
131
Military Science
115
U
115
610
110
International relations
110
Political science (General)
110
Study Type: Interventional
110
Slavic languages. Baltic languages. Albanian languages
108
Judaism
102
Medicine (General)
102
Zoology
97
Anthropology
92
Medicine
89
R
89
Religion (General)
89
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