Litim, D. F., & Pawlowski, J. M. (1998). On gauge invariance and ward identities for the Wilsonian tenormalisation group. Arxiv.
Chicago Style (17th ed.) CitationLitim, Daniel F., and Jan M. Pawlowski. "On Gauge Invariance and Ward Identities for the Wilsonian Tenormalisation Group." Arxiv 1998.
MLA (9th ed.) CitationLitim, Daniel F., and Jan M. Pawlowski. "On Gauge Invariance and Ward Identities for the Wilsonian Tenormalisation Group." Arxiv, 1998.
Warning: These citations may not always be 100% accurate.