classification_ss:"025.04 / DDC22ger"
classification_ss:"06.74 Informationssysteme"
language_ss:"d"
subject_ss:"Google / Kryptoanalyse"
subject_ss:"Google / Penetrationstest"
theme_ss:"Suchmaschinen"
1.0 = *:*, product of: 1.0 = boost 1.0 = queryNorm