M. Annett, T. Grossman, D. Wigdor, and G. Fitzmaurice, Medusa, Proceedings of the 24th annual ACM symposium on User interface software and technology, UIST '11, pp.337-346, 2011.
DOI : 10.1145/2047196.2047240

H. Benko, A. D. Wilson, and P. Baudisch, Precise selection techniques for multi-touch screens, Proceedings of the SIGCHI conference on Human Factors in computing systems , CHI '06, pp.1263-1272, 2006.
DOI : 10.1145/1124772.1124963
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.135.4728

G. Bruder, F. Steinicke, and W. Stuerzlinger, Effects of visual conflicts on 3D selection task performance in stereoscopic display environments, 2013 IEEE Symposium on 3D User Interfaces (3DUI), pp.115-118, 2013.
DOI : 10.1109/3DUI.2013.6550207

G. Bruder, F. Steinicke, and W. Stuerzlinger, To touch or not to touch? Comparing 2d touch and 3d mid-air interaction on stereoscopic tabletop surfaces, Proc. of ACM SUI, pp.1-8, 2013.

G. Bruder, F. Steinicke, and W. Stuerzlinger, Touching the Void Revisited: Analyses of Touch Behavior On and Above Tabletop Surfaces. Lecture Notes in Computer Science: Human-Computer Interaction -INTERACT, pp.278-296, 2013.
URL : https://hal.archives-ouvertes.fr/hal-01497441

W. Buxton, A three-state model of graphical input In: Human-computer interaction- INTERACT, Citeseer, vol.90, pp.449-456, 1990.

F. Echtler, M. Huber, and G. Klinker, Shadow tracking on multi-touch tables, Proceedings of the working conference on Advanced visual interfaces, AVI '08, pp.388-391, 2008.
DOI : 10.1145/1385569.1385640
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.165.9110

T. Grossman, K. Hinckley, P. Baudisch, M. Agrawala, and R. Balakrishnan, Hover widgets, Proceedings of the SIGCHI conference on Human Factors in computing systems , CHI '06, pp.861-870, 2006.
DOI : 10.1145/1124772.1124898

S. Han and J. Park, A study on touch & hover based interaction for zooming, Proceedings of the 2012 ACM annual conference extended abstracts on Human Factors in Computing Systems Extended Abstracts, CHI EA '12, pp.2183-2188, 2012.
DOI : 10.1145/2212776.2223773

M. Hassenzahl, M. Burmester, and F. Koller, AttrakDiff: Ein Fragebogen zur Messung wahrgenommener hedonischer und pragmatischer Qualit??t, Proc. of Mensch & Computer, pp.187-196, 2003.
DOI : 10.1007/978-3-322-80058-9_19

O. Hilliges, S. Izadi, A. D. Wilson, S. Hodges, A. Garcia-mendoza et al., Interactions in the air, Proceedings of the 22nd annual ACM symposium on User interface software and technology, UIST '09, pp.139-148, 2009.
DOI : 10.1145/1622176.1622203

Y. Li, K. Hinckley, Z. Guan, and J. A. Landay, Experimental analysis of mode switching techniques in pen-based user interfaces, Proceedings of the SIGCHI conference on Human factors in computing systems , CHI '05, pp.461-470, 2005.
DOI : 10.1145/1054972.1055036

J. Loomis and J. Knapp, Visual Perception of Egocentric Distance in Real and Virtual Environments, pp.21-46, 2003.

P. Lubos, G. Bruder, and F. Steinicke, Analysis of direct selection in head-mounted display environments, 2014 IEEE Symposium on 3D User Interfaces (3DUI), pp.1-8, 2014.
DOI : 10.1109/3DUI.2014.6798834

D. Pyryeskin, M. Hancock, and J. Hoey, Extending interactions into hoverspace using reflected light, Proceedings of the ACM International Conference on Interactive Tabletops and Surfaces, ITS '11, pp.262-263, 2011.
DOI : 10.1145/2076354.2076406
URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.231.7089

D. Valkov, A. Giesler, and K. H. Hinrichs, Imperceptible depth shifts for touch interaction with stereoscopic objects, Proceedings of the 32nd annual ACM conference on Human factors in computing systems, CHI '14, pp.227-236, 2014.
DOI : 10.1145/2556288.2557134

P. Willemsen, A. Gooch, W. Thompson, and S. Creem-regehr, Effects of Stereo Viewing Conditions on Distance Perception in Virtual Environments, Presence: Teleoperators and Virtual Environments, vol.17, issue.2653, pp.91-101, 2008.
DOI : 10.1038/nature02350

D. Zilch, G. Bruder, F. Steinicke, and F. Lamak, Design and evaluation of 3d gui widgets for stereoscopic touch-displays, Proc. of the GI-Workshop VR/AR, pp.37-48, 2013.