http://dx.doi.org/10.1007/3-540-63238-7_34 Lukas Relly Hans-Jörg Schek Olof Henricsson Stephan Nebiker Physical Database Design for Raster Images in CONCERT. 259-279 SSD/1997/P259.pdf 1997 conf/ssd/97 SSD db/conf/ssd/ssd97.html#RellySHN97