Tudomanyos es Muszaki Tajekoztatas ( Scientific and Technical Information; Hungarian journal of library and information science)
Tudomanyos es Muszaki Tajekoztatas ( Scientific and Technical Information;... > 2004 > 51 > 2 > 55-60
Tudomanyos es Muszaki Tajekoztatas ( Scientific and Technical Information;... > 2004 > 51 > 2 > 55-60