@book{UBHD-9919526, author={Schmitt, Stefan}, title={Measurement of the production rate of bb̄ quark pairs from gluon splitting and of events with two bb̄ quark pairs in hadronic Z° decays}, year={1999}, pages={75 S.}, language={eng}, school={Heidelberg, Univ., Diss., 1999}, library={UB [Signatur: 99 U 583]}, }