The  paper “Separation of long-term constant elements in the field of information technology from short existing trends based on unstructured data” was written  for the

BIR 2003 Perspectives in Business Informatics Research

September 18-20, 2003 Berlin

The conference was been held in Berlin:

Humboldt-Universität zu Berlin
Wirtschaftswissenschaftliche Fakultät
Spandauer Str. 1, D-10178 Berlin

See source:

Separation of long-term constant elements in the field of information technology from short existing trends
based on unstructured data