Gauge Invariance in Quantum Electrodynamics

Gauge Invariance in Simplicial Gravity

Gauge invariance of dimension two condensate in Yang-Mills theory

Gauge Invariance of QED$_{2+1}$

Gauge Invariance of Resummation Schemes: The QCD Partition Function

Gauge invariance of the one-loop effective action of the Higgs field in the SU(2) Higgs model

Gauge Invariance of the Quantum Electrodynamics in the Causal Approach to Renormalization Theory

Gauge invariance, background fields and modified Ward identities

Gauge Invariance, Finite Temperature and Parity Anomaly in D=3

Gauge Invariance, the Quantum Action Principle, and the Renormalization Group

Gauge Invariances and Phases of Massive Higher Spins in (A)dS

Gauge Invariances in Second Class Constrained Systems - A Comparative Look at Two Methods

Gauge Invariances in the Proca model

Gauge invariances vis-{á}-vis Diffeomorphisms in second order metric gravity: A new Hamiltonian approach

Gauge invariant action at the ultraviolet cutoff

Gauge invariant action for superstring in Ramond-Ramond plane-wave background

Gauge Invariant Action for the Open Bosonic String

Gauge Invariant Action for the Open Bosonic String: Tachyon Action

Gauge invariant approach to low-spin anomalous conformal currents and shadow fields

Gauge Invariant Correlators in Non-Commutative Gauge Theory