Classification
004 - Data processing & computer science
23
500 - Natural sciences & mathematics
10
620 - Engineering & allied operations
8
006 - Special computer methods
7
005 - Computer programming, programs & data
4
000 - Computer science, information & general works
3
621 - Applied physics
3
302 - Social interaction
1
331 - Labor economics
1
770 - Photography, photographs & computer art
1