classification_ss:"621.36/7 / dc20"
classification_ss:"TA1632.B353 1993"
classification_ss:"YFV (DU)"
subject_ss:"Fractals"
type_ss:"m"
year_i:[1990 TO 2000}
1.0 = *:*, product of: 1.0 = boost 1.0 = queryNorm