A taxonomy of see-through tools

Eric A. Bier, Maureen C. Stone, Ken Fishkin, William Buxton, Thomas Baudel
1994 Proceedings of the SIGCHI conference on Human factors in computing systems celebrating interdependence - CHI '94  
In current interfaces, users select objects, apply operations, and change viewing parameters in distinct steps that require switching attention among several screen areas.
doi:10.1145/191666.191786 dblp:conf/chi/BierSFBB94a fatcat:jag5dl4clzf3tgvoqgalwszyiu