Tudomanyos es Muszaki Tajekoztatas ( Scientific and Technical Information; Hungarian journal of library and information science)
Tudomanyos es Muszaki Tajekoztatas ( Scientific and Technical Information;... > 2007 > 54 > 11/12 > 507-529
Tudomanyos es Muszaki Tajekoztatas ( Scientific and Technical Information;... > 2007 > 54 > 11/12 > 507-529