@article{article, title = {{Determination of semi-muonic branching ratios and fragmentation functions of heavy quarks ine + e ? annihilation at $$\langle \sqrt s \rangle $$ =34.6 GeV}}, publisher = {{Springer Science and Business Media LLC}}, url = {{}}, year = {{1987}}, month = {{9}}, author = {{Bartel W and Becker L and Felst R and Haidt D and Knies G and Krehbiel H and Laurikainen P and Magnussen N and Meinke R and Naroska B and Olsson J et al}}, doi = {{10.1007/bf01552539}}, volume = {{33}}, journal = {{Zeitschrift f�r Physik C Particles and Fields}}, issue = {{3}}, pages = {{339-349}}, note = {{Accessed on 2024/12/23}}}