The cost of services of the patent information using CD-ROMs

statement of authorship
Toomas Etverk & Eve-Mall Vare
location of publication
Tallinn
year of publication
pages
p. 139-146
conference name, date
The integration of European technological libraries, September 6-7, 1994
conference location
Tallinn, Estonia
ISBN
9985-59-017-1
language
inglise