Array set addressing: making the world safe for hexagonal imaging. - Nicholas I. Rummelt; Joseph N. Wilson (Image Processing: Algorithms and Systems, 2010)

Array set addressing: enabling technology for the efficient processing of hexagonally sampled imagery. - Nicholas I. Rummelt; Joseph N. Wilson (J. Electronic Imaging, 2011)

The hexagonal fast fourier transform. - James B. Birdsong; Nicholas I. Rummelt (ICIP, 2016)