1
GI Jahrestagung. 5 : Dortmund, 08.10.1975-10.10.1975.
Book
...DPA - Electronic data processing - applications...
2
Information processing 1965. 1 : IFIP congress 1965: proceedings 1 : New-York, NY, 24.05.65-29.05.65.
Book
...DPA - Electronic data processing - applications...