Classification
658 - General management
225
330 - Economics
56
519 - Probabilities & applied mathematics
28
006 - Special computer methods
20
332 - Financial economics
20
650 - Management & auxiliary services
14
670 - Manufacturing
11
004 - Data processing & computer science
10
338 - Production
7
005 - Computer programming, programs & data
6
336 - Public finance
5
511 - General principles of mathematics
5
320 - Political science
3
510 - Mathematics
3
620 - Engineering & allied operations
3
000 - Computer science, information & general works
2
150 - Psychology
2
160 - Logic
2
300 - Social sciences
2
306 - Culture & institutions
2
333 - Economics of land & energy
2
512 - Algebra
2
657 - Accounting
2
100 - Philosophy & psychology
1
120 - Epistemology, causation & humankind
1
155 - Differential & developmental psychology
1
170 - Ethics
1
174 - Occupational ethics
1
301 - Sociology & anthropology
1
302 - Social interaction
1
339 - Macroeconomics & related topics
1
500 - Natural sciences & mathematics
1
520 - Astronomy & allied sciences
1
530 - Physics
1
570 - Life sciences; biology
1
621 - Applied physics
1
624 - Civil engineering
1
634 - Orchards, fruits & forestry
1
660 - Chemical engineering
1
900 - History & geography
1