Orange, Samuel T., Metcalfe, James W., Liefeith, Andreas ORCID: https://orcid.org/0000-0003-2121-3219 and Jordan, Alastair ORCID: https://orcid.org/0000-0002-7669-4753 (2020) Validity of various portable devices to measure sit-to-stand velocity and power in older adults. Gait & Posture, 76. pp. 409-414.

Orange, Samuel T., Metcalfe, James W., Robinson, Ashley, Applegarth, Mark J. and Liefeith, Andreas ORCID: https://orcid.org/0000-0003-2121-3219 (2019) Effects of In-Season Velocity- Versus Percentage-Based Training in Academy Rugby League Players. International Journal of Sports Physiology and Performance, 15 (4). pp. 554-561.

Orange, Sam, Metcalfe, James W., Marshall, Phil, Vince, Rebecca V., Madden, Leigh A. and Liefeith, Andreas ORCID: https://orcid.org/0000-0003-2121-3219 (2018) Test-Retest Reliability of a Commercial Linear Position Transducer (GymAware PowerTool) to Measure Velocity and Power in the Back Squat and Bench Press. Journal of Strength and Conditioning Research, 34 (3). pp. 728-737.

Orange, Sam, Metcalfe, James W., Liefeith, Andreas ORCID: https://orcid.org/0000-0003-2121-3219, Marshall, Phil, Madden, Leigh A., Fewster, Connor R. and Vince, Rebecca V. (2018) Validity and Reliability of a Wearable Inertial Sensor to Measure Velocity and Power in the Back Squat and Bench Press. Journal of Strength and Conditioning Research.