$ρ\to 4π$ DECAY

$ρ\to 4π$ in chirally symmetric models

$ρ^0-ω$ mixing in U(3)}$_L\times$ U(3)$_R$ chiral theory of mesons

$ρω$--Mixing and the Pion Electromagnetic Form Factor in the Nambu--Jona-Lasinio Model

$σ$ Meson In $J/Ψ$ Decays

$σ(600)$ and background in $ππ$ scattering

$σ(e^+e^-\to{hadrons})$ and the Heavy Quark Masses

$σ^{tot}_{ee γγ}$ at $e^+e^-$ colliders}

$σ_L/σ_T$ in the $ρ^0$ - meson diffractive electroproproduction

$σ_{DIS}(νN)$, NLO Perturbative QCD and O(1 GeV) Mass Corrections

$τ$ Anomalous Couplings and Radiation Zeros in the $e^+e^- \to τ \barτγ$ process

$τ$ Decay and the QCD infrared fixed point

$τ$ electric dipole moment with polarized beams

$τ$ magnetic moment in a $γγ$ collider

$τ$ polarization and Randall-Sundrum scenario at $e^+e^-$ colliders

$τ$ polarization asymmetries in $B^+ \to τ^+ν_τγ$ and $B^+_c \to τ^+ν_τγ$

$τ$ Polarization in SUSY Cascade Decays

$τ$-Flavour Violation at the LHC

$τ$-function for analytic curves

$τ$-function within group theory approach and its quantization