Summary
Ole Christensen and Say Song Goh (2019) The unitary extension principle on locally compact abelian groups. Appl. Comput. Harmon. Anal., 47(1):1–29. 
Bibtex entry
@ARTICLE { MR3958692,
AUTHOR = { Ole Christensen and Say Song Goh },
TITLE = { The unitary extension principle on locally compact abelian groups },
JOURNAL = { Appl. Comput. Harmon. Anal. },
FJOURNAL = { Applied and Computational Harmonic Analysis. Time-Frequency and Time-Scale Analysis, Wavelets, Numerical Algorithms, and Applications },
VOLUME = { 47 },
YEAR = { 2019 },
NUMBER = { 1 },
PAGES = { 1--29 },
ISSN = { 1063-5203 },
MRCLASS = { 42C15 (42C40) },
MRNUMBER = { 3958692 },
DOI = { 10.1016/j.acha.2017.07.004 },
URL = { https://doi.org/10.1016/j.acha.2017.07.004 },
}