Tudomanyos es Muszaki Tajekoztatas ( Scientific and Technical Information; Hungarian journal of library and information science)
Tudomanyos es Muszaki Tajekoztatas ( Scientific and Technical Information;... > 2008 > 55 > 6 > 251-269
Tudomanyos es Muszaki Tajekoztatas ( Scientific and Technical Information;... > 2008 > 55 > 6 > 251-269