Aoki, H.., C. M. Oman, A. Natapoff, and A. Liu, "The effect of the configuration, frame of reference, and spatial ability on spatial orientation during virtual 3-dimentional navigation training", 7th Symposium on the Role of the Vestibular Organs in Space Exploration, European Space Technology Centre (ESTEC), Noordwijk, the Netherlands, European Space Agency, June 7-9, 2007, 2006.

Aoki, H.., C. M. Oman, D. A. Buckland, and A. Natapoff, "Development of a desktop virtual reality based preflight training system for three-dimensional orientation and navigation (Abstract)", Aviat Space Environ Med, vol. accepted, 2007.

Aoki, H.., C. M. Oman, and A. Natapoff, "Virtual reality based spacecraft emergency egress 3D navigation training", Aviat Space Environ Med, vol. submitted, 2007.