year_i:[2000 TO 2010}
theme_ss:"Informationsmittel"
subject_ss:"Bibliothek / Auskunftsdienst (SWB)"
theme_ss:"Bibliographie"
classification_ss:"06.60 / Bibliotheksbenutzung"
1.0 = *:*, product of: 1.0 = boost 1.0 = queryNorm