@article{8102c4a5224647f49bc50f8fe642d15a,
title = "Y-formalism and curved β - γ systems",
abstract = "We adopt the Y-formalism to study β - γ systems on hypersurfaces. We compute the operator product expansions of gauge-invariant currents and we discuss some applications of the Y-formalism to model on Calabi-Yau spaces.",
author = "Grassi, {Pietro Antonio} and Ichiro Oda and Mario Tonin",
note = "Funding Information: The work of P.A.G. and of M.T. is supported in part by the European Community's Human Potential Programme under contract MRTN-CT-2004-005104, “Constituents, Fundamental Forces and Symmetries of the Universe”. The work of M.T. is also supported by INTAS 05-10000087928. P.A.G. would like to thank C. Imbimbo, S. Giusto and G. Policastro for useful discussions. I.O. is grateful to T. Tokunaga for valuable discussions. ",
year = "2009",
month = jan,
day = "1",
doi = "10.1016/j.nuclphysb.2008.04.016",
language = "English",
volume = "806",
pages = "1--22",
journal = "Nuclear Physics B",
issn = "0550-3213",
publisher = "Elsevier",
number = "1-2",
}