• The blue one to the left: enabling expressive user interaction in a multimodal interface for object selection in virtual 3D environments  [PDF]

              Pulkit Budhiraja and Sriganesh Madhvanath 
              In Proceedings of the 14th ACM international conference on Multimodal interaction (ICMI '12):ACM. pp. 57-58

• Where's My Drink? Enabling Peripheral Real World Interactions While Using HMDs  [PDF]

              Pulkit Budhiraja, et.al
              arXiv: 1502.04744    2015