Classification
340 - Law
16,927
658 - General management
10,542
330 - Economics
10,184
300 - Social sciences
10,150
621 - Applied physics
8,845
650 - Management & auxiliary services
7,816
320 - Political science
7,506
620 - Engineering & allied operations
7,072
616 - Diseases
5,373
346 - Private law
5,108
610 - Medicine & health
4,518
900 - History & geography
3,894
780 - Music
3,603
001 - Knowledge
2,904
005 - Computer programming, programs & data
2,271
301 - Sociology & anthropology
2,250
306 - Culture & institutions
2,033
510 - Mathematics
1,864
617 - Surgery & related medical specialties
1,763
370 - Education
1,576
004 - Data processing & computer science
1,550
657 - Accounting
1,536
302 - Social interaction
1,398
629 - Other branches of engineering
1,346
700 - The arts; fine & decorative arts
1,292
530 - Physics
1,274
100 - Philosophy & psychology
1,266
332 - Financial economics
1,163
670 - Manufacturing
1,105
200 - Religion
1,064
338 - Production
1,035
150 - Psychology
1,030
519 - Probabilities & applied mathematics
992
305 - Social groups
991
800 - Literature & rhetoric
947
624 - Civil engineering
943
615 - Pharmacology & therapeutics
940
570 - Life sciences; biology
910
343 - Military, tax, trade & industrial law
888
540 - Chemistry & allied sciences
885
006 - Special computer methods
817
830 - Literatures of Germanic languages
798
361 - Social problems & social welfare in general
756
158 - Applied psychology
734
333 - Economics of land & energy
706
618 - Gynecology, obstetrics, pediatrics & geriatrics
702
515 - Analysis
661
500 - Natural sciences & mathematics
645
304 - Factors affecting social behavior
644
344 - Labor, social, education & cultural law
617
more ...