Brooks, J. D., H. Groshong, A. Liu, P. Houpt, and C. Oman, "Survey of Future Railroad Operations and the Role of Automation", Journal of the Transportation Research Board, vol. 2608, no. No. 2608, 2017, pp. 10-18, 2017.

Merfeld, D.M.., T.K.. Clark, Y.M.. Lu, and F.. Karmali, "Dynamics of Individual Perceptual Decisions", Journal of Neurophysiology, vol. 115(1), no. 1, pp. 39-59, 2016.

Holschuh, B., G.. Gatto, L.. Levrino, K.. Bretl, and D.. Newman, "Active Material Technology Development for Mechanical Counter-Pressure Space Suits using 3D-Printed Components (Abstract)", NASA HRP Investigators' Workshop, Galveston, TX, 1/13/15, 2015.

Robinson, S. K., A. Liu, C. M. Oman, J.. Mindock, V.. Byrne, L.E.. Warren, D.C.. Burbank, and M.. Reagan, "Customized Refresher and Just-In-Time Training for Long-Duration Spaceflight Crews", NASA HRP Investigators' Workshop, Galveston, TX, 2015.

Liu, A., R. Galvan, M.. Rueger, E.E.. Flynn-Evans, A. Natapoff, S.W.. Lockley, and C. M. Oman, "Validation of Assessment Tests and COuntermeasures for Detecting and Mitigating Changes in Cognitiv Function Due to Fatigue during Telerobotic Operations", NASA HRP Investigators' Workshop, Galveston, TX, 2015.

Liu, A., R. Galvan, M.. Rueger, E.E.. Flynn-Evans, A. Natapoff, S.W.. Lockley, and C. M. Oman, "Validation of Assessment Tests and COuntermeasures for Detecting and Mitigating Changes in Cognitiv Function Due to Fatigue during Telerobotic Operations", NASA HRP Investigators' Workshop, Galveston, TX, 2015.

Liu, A., V. Wang, R. E. Forman, R. C. Galvan, A. Natapoff, and C. M. Oman, "Advanced Displays for Efficient Training and Operation of Robotic Systems", NASA Human Research Program Investigators' Workshop, Houston, TX, 2012.

Lowenthal, C. S., A. Liu, A. Natapoff, and C. M. Oman, "Effect of sleepiness on performance and workload during space robotics tasks (abstract)", Aviation Space and Environmental Medicine, vol. 83, no. 3, pp. 274, 2012.

Lowenthal, C. S., A. Liu, A. Natapoff, and C. M. Oman, "Effect of sleepiness on performance and workload during space robotics tasks (abstract)", Aviation Space and Environmental Medicine, vol. 83, no. 3, pp. 274, 2012.

Arai, T., K. Lee, R. P. Marini, and R. J. Cohen, "Estimation of Changes in Instantaneous Aortic Blood Flow by the Analysis of Arterial Blood Pressure", Journal of Applied Physiology, vol. 112, no. 11, pp. 1832-1838, 2012.

Young, L. R., L. Bernard-Demanze, M. Dumitrescu, J. Magnan, L. Borel, and M. Lacour, "Postural Performance of Vestibular Loss Patients Under Increased Postural Threat", Journal of Vestibular Research, vol. 22, no. 2012, pp. 129-138, 2012.

Liu, A. M., C. M. Oman, R. Galvan, and A. Natapoff, "Predicting space telerobotic operator training performance from human spatial ability assessment", Acta Astronautica, vol. 92, no. 2012, pp. 38-47, 08/2013, 2012.

Liu, A. M., C. S. Lowenthal, R. C. Galvan, R. E. Forman, M. Rueger, E. E. Flynn-Evans, A. Natapoff, S. W. Lockley, and C. M. Oman, "Validation of Assessment Tests and Countermeasures for Detecting and Mitigating Changes in Cognitive Function during Robotic Operations", NASA Human Research Program Investigators' Workshop, Houston, TX, 2012.

Liu, A. M., C. S. Lowenthal, R. C. Galvan, R. E. Forman, M. Rueger, E. E. Flynn-Evans, A. Natapoff, S. W. Lockley, and C. M. Oman, "Validation of Assessment Tests and Countermeasures for Detecting and Mitigating Changes in Cognitive Function during Robotic Operations", NASA Human Research Program Investigators' Workshop, Houston, TX, 2012.

Liu, A. M., C. S. Lowenthal, R. C. Galvan, R. E. Forman, M. Rueger, E. E. Flynn-Evans, A. Natapoff, S. W. Lockley, and C. M. Oman, "Validation of Assessment Tests and Countermeasures for Detecting and Mitigating Changes in Cognitive Function during Robotic Operations", NASA Human Research Program Investigators' Workshop, Houston, TX, 2012.

Liu, A. M., "Modelling differences in behavior between and within drivers", Human Modelling in Assisted Transportation: Models, Tools and Risk Methods, Milan, Springer-Verlag, pp. 15-22, 2011.

Liu, A. M., "Modelling differences in behavior between and within drivers", Human Modelling in Assisted Transportation: Models, Tools and Risk Methods, Milan, Springer-Verlag, pp. 15-22, 2011.

Arai, T., K. Lee, M. B. Stenger, S. H. Platts, J. V. Meck, and R. J. Cohen, "Preliminary application of a novel algorithm to monitor changes in pre-flight total peripheral resistance for prediction of post-flight orthostatic intolerance in astronauts", Acta Astronautica, vol. 68, no. 2011, pp. 770-777, 2011.

Kaderka, J., J. Mateus, A. Liu, and L. R. Young, "Partial Gravity Effects on Slope Estimation", Aerosapce Medical Association 81st Annual Scientific Meeting, Phoenix, AZ, Aerospace Medical Association , 2010.

Duda, K., L. R. Young, C. M. Oman, A. M. Liu, A. J. Stimpson, and T. K. Clark, "Evaluation of Sensorimotor Performance During Lunar Landing (abstract)", Aviation Space and Environmental Medicine, vol. 80, no. 3, pp. 230, March 2009.

Duda, K., L.R. Young, C.M. Oman, A. M. Liu, A. J. Stimpson, and T. K. Clark, "Sensorimotor Displays and Controls to Enhance the Safety of Human/Machine Cooperation During Lunar Landing (poster)", The Aerospace Medical Associateion 80th Annual Scientific Meeting, Los Angeles, CA, Aerospace Medical Association, May 4, 2009.

Oravetz, C. T., L. R. Young, and A. Liu, "Slope, distance, and height estimation of lunar and lunar-like terrain in a virtual reality environment", Gravitational Space Biology, vol. 22, no. 2, pp. 57-66, September 2009.

Lee, P., O. C., Pilit Coomputer Model Development and Aircraft Computer Model Integration, , no. Task 2, Cambridge, MA, MIT, Man-Vehicle Lab, Center for Transportation and Logistics, pp. 67, March 16, 2008.

Liu, A.M.., C.M.. Oman, A. Natapoff, and C.. Coleman, "Spatial Ability as a Predictor of Space Robotics Training Performance (abstract)", Aviation Space and Environmental Medicine, vol. 79, no. 3, pp. 288, 2008.

Cizaire, C., C. M. Oman, D. A. Buckland, A. Natapoff, H.. Aoki, and A. Liu, "Effect of two-module docked spacecraft configurations on spatial orientation (abstract)", 16th IAA Humans in Space Symposium, Beijing, China, May 20-24, 2007.

Menchaca-Brandan, M., A. M. Liu, C. M. Oman, and A. Natapoff, "Influence of perspective-taking and mental rotation abilities in space teleoperation", 2nd ACM/IEEE Conference on Human-Robot Interaction (HRI 07), Washington, DC, March 9-11, 2007.

Menchaca-Brandan, M.., A. M. Liu, C. M. Oman, and A. Natapoff, "Influence of perspective-taking and mental rotation abilities in space teleoperation", 2nd ACM/IEEE Conference on Human-Robot Interaction (HRI 07), Washington, DC, March 9-11, 2007.

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, 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.

Oman, C. M., D. Benveniste, D. A. Buckland, H. Aoki, A. Liu, A. Natapoff, and M. Kozhevnikov, "Incongruent Spacecraft Module Visual Verticals Affect Spatial Task Performance", 7th International Symposium on the Role of Vestibular Organs in Space Exploration, European Space Technology Center, Noordwijk, Holland, June 7-9, 2006.