$W_R$ effects on $CP$ angles determination at a $B$ factory
$W_\infty$ Algebra and Geometric Formulation of QCD$_2$
$W_\infty$ and Anomalies of Self-Dual Einstein Theories
$W_\infty$ coherent states and path-integral derivation of bosonization of non-relativistic fermions in one dimension
$W_{1+\infty}$ as a Discretization of Virasoro Algebra
$W_{1+\infty}$ Dynamics of Edge Excitations in the Quantum Hall Effect
$W_{1+\infty}, Similarity Transformation and Interplay Between Integer and Fractional Quantum Hall Effect
$W_{\infty} Algebra in Two-Dimensional Black Hole
$w_{\infty}$ 3-algebra
$w_{\infty}$ 3-algebra and integrable system
$W_{\infty}$ algebra in the integer quantum Hall effects
$W_{\infty}$ Algebras and Incompressibility in the Quantum Hall Effect
$W_{\infty}$ Algebras in the Quantum Hall Effect
$W_{\infty}$--Geometry and Associated Continuous Toda System
$w_{\infty}$-Currents in 3-Dimensional Toda Theory
$Wγ$ and $Zγ$ Production at Tevatron
$Wγγ$ Production at the Fermilab Tevatron Collider: Gauge Invariance and Radiation Amplitude Zero
$X$ Meson aka $η'$ and Kobayashi-Maskawa-'t Hooft Six-quark Vertex -- $U(1)_A$ Anomaly and Generalized Nambu-Jona-Lasinio Model --
$X$- and $Y$-invariants of Linear Partial Differential Operators in the plane (In Russian)
$X(1835)$ and $η(1760)$ observed by the BES Collaboration