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 > 4 > 159-169
Tudomanyos es Muszaki Tajekoztatas ( Scientific and Technical Information;... > 2008 > 55 > 4 > 159-169