TY - JOUR T1 - Measurement of the Michel parameters and the $\nu_\tau$ helicity in $\tau$ lepton decays JO - The European Physical Journal C PY - 2001/11/01 AU - Heister et al. A ED - DO - DOI: 10.1007/s100520100813 PB - Springer Science and Business Media LLC VL - 22 IS - 2 SP - 217 EP - 230 Y2 - 2024/12/23 ER -