Extended N=2 Superconformal Structure of Gravity and W-Gravity Coupled to Matter

Extended N=2 supersymmetric matrix (1,s)-KdV hierarchies

Extended Non Linear Conformal Symmetry and DSR Velocities on the Physical Surface

Extended Non-Abelian Gauge Symmetries in Classical WZNW Model

Extended Nonabelian Symmetries for Free Fermionic Model

Extended Objects from Warped Compactifications of M Theory

Extended Objects in MQCD

Extended observables in theories with constraints

Extended Operator Algebra and Reducibility in the WZW Permutation Orbifolds

Extended phase space for a spinning particle

Extended Planck Scale

Extended Poincaré supersymmetry in three dimensions and supersymmetric anyons

Extended QCD(2) from dimensional projection of QCD(4)

Extended Quintessence with non-minimally coupled phantom scalar field

Extended reflection equation algebras, the braid group on a handlebody and associated link polynomials

Extended Seiberg-Witten Theory and Integrable Hierarchy

Extended Self-Dual Configurations as Stable Exact Solutions in Born-Infeld Theory

Extended Self-Dual Yang-Mills from the N=2 String

Extended SL(2,R)/U(1) characters, or modular properties of a simple non-rational conformal field theory

Extended Soliton Solutions in an Effective Action for SU(2) Yang-Mills Theory