1. 3M. (2010) 3M visual attention service validation study.
2. 3M. (2023) Visual attention software 3M Company Available at https://vas.3m.com/ (accessed 7 March 2023).
3. Alexander, C. (2002–2005) The Nature of Order, Books 1 to 4, (Berkeley, CA: Center for Environmental Structure).
4. Altoon R. A. Raj B.-K. Bates W. J. Busby J. A. Jr. Chapin L. W. II Chong G. H. Damianos S. Davidson R. A. Dreiling H. C. Elefante C. Hackl D. J. Hopkins E. C. Jacob M. Lawler C. J. Malecha M. J. Manus C. D. Maxman S. A. McGinty J. M. Miller G. H. Pappas T. P. Penney T. E. Post R. G. Jr. Potter J. Purnell M. E. Richter E. C. Schwennsen K. L. Schwing C. E. Skaggs R. L. Stanton M. J. Steidl D. L. Steward W. C. Stewart R. K. Randall Vosbeck R. & Widom C. A. (2020) Former presidents of the AIA issue letter to president Trump opposing proposed executive order. American Institute of Architects. February 20 Available at https://www.aia.org/press-releases/6268683-former-presidents-of-the-aia-issue-letter- (accessed 14 March 2023).
5. Americans’ Preferred Architecture for Federal Buildings: A National Civic Art Society Survey conducted by the Harris Poll. (2020) National civic art society. October Available at https://www.civicart.org/americans-preferred-architecture-for-federal-buildings (accessed 1 April 2022).