@inproceedings{ López,
author = { Esperanza López Centella } ,
title = { Duality for groupoids and weak Hopf algebras },
booktitle = { Duality for groupoids and weak Hopf algebras },
year = { 2012 },
pages = { None - None },
location = { Department of Algebra - Alfréded Rényi Institute of Mathematics (Budapest, Hungary) },
}