RT Journal Article T1 Smooth approximations without critical points of continuous mappings between Banach spaces, and diffeomorphic extractions of sets A1 Azagra Rueda, Daniel A1 Dobrowolski, Tadeusz A1 GarcĂ­a Bravo, Miguel PB Elsevier YR 2019 FD 2019 LK https://hdl.handle.net/20.500.14352/117975 UL https://hdl.handle.net/20.500.14352/117975 LA eng DS Docta Complutense RD 6 abr 2025