On NUFFT-based gridding for non-Cartesian MRI. Fessler, J. A. J. Mag. Res., 188(2):191–5, October, 2007.
doi  bibtex   
@ARTICLE{fessler:07:onb,
 author = {J. A. Fessler},
 title = {On {NUFFT-based} gridding for {non-Cartesian} {MRI}},
 journal = {{J. Mag. Res.}},
 volume = 188,
 number = 2,
 pages = {{191--5}},
 month = oct,
 pmc = 2121589,
 pm = 17689121,
 errata = {The Dirichlet kernel in (8) is K-periodic (as stated) only if N is odd.
It is 2K-periodic if N is even.  The "mod K" in (10) is not needed.
},
 doi = {10.1016/j.jmr.2007.06.012},
 year = 2007
}

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