1. Ellsworth J. etal Technical Ilusions: CastAR. 2013; Available from: http://www.kickstarter.com/projects/ technicalillusions/castar-the-most-versatile-ar-and-vrsystem. Ellsworth J. et al. Technical Ilusions: CastAR. 2013; Available from: http://www.kickstarter.com/projects/ technicalillusions/castar-the-most-versatile-ar-and-vrsystem.
2. Going beyond the display