Brian Kelly David Sloan Lawrie Phipps Helen Petrie Fraser Hamilton Forcing standardization or accommodating diversity?: a framework for applying the WCAG in the real world. 46-54 2005 conf/w4a/2005 W4A https://doi.org/10.1145/1061811.1061820 https://www.wikidata.org/entity/Q61658031 db/conf/w4a/w4a2005.html#KellySPPH05