Neubert, Matthias Heavy-Quark Effective Theory and Weak Matrix Elements 243-268 Recent developments in the theory of weak decays of heavy flavours are reviewed. Applications to exclusive semileptonic B decays, the semileptonic branching ratio and charm counting, beauty lifetimes, and hadronic B decays are discussed. eng 1999

http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-ph&id=9801269; http://cds.cern.ch/record/342668/files/9801269.pdf; http://cds.cern.ch/record/342668/files/arXiv:hep-ph_9801269.pdf;

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