Classification
003 - Systems
1
004 - Data processing & computer science
1
006 - Special computer methods
1
330 - Economics
1
331 - Labor economics
1
384 - Communications; telecommunication
500 - Natural sciences & mathematics
3
600 - Technology
1
620 - Engineering & allied operations
3
621 - Applied physics
1
629 - Other branches of engineering
2
658 - General management
1