Summary
Matcin Bownik and Jakob Lemvig (2012) Oversampling of wavelet frames for real dilations. Jour. London Math. Soc., 85:765–788. 
Bibtex entry
@ARTICLE { Bownik12Oversampling,
AUTHOR = { Matcin Bownik and Jakob Lemvig },
TITLE = { Oversampling of wavelet frames for real dilations },
JOURNAL = { Jour. London Math. Soc. },
YEAR = { 2012 },
VOLUME = { 85 },
PAGES = { 765--788 },
MRCLASS = { 42C40 (42C15) },
DOI = { 10.1112/jlms/jdr067 },
URL = { http://dx.doi.org/10.1112/jlms/jdr067 },
}