EntityQ5496206· pop 5· linked from 29 articlesFred S. RobertsSign in to saveAmerican mathematicianRecent publications · Crossref5 total works indexedPerceived Usefulness, Perceived Ease of Use, and User Acceptance of Information Technology · 1989 · cited 43,542xColorimetric Method for Determination of Sugars and Related Substances · 1956 · cited 41,912xSocial Identity Theory and the Organization · 1989 · cited 31,515xUser Acceptance of Information Technology: Toward A Unified View1 · 2003 · cited 29,765xUser Acceptance of Computer Technology: A Comparison of Two Theoretical Models · 1989 · cited 16,098xvia Crossref · CC0ConnectionsbiologyEntityInternational Standard Book NumberEntityCategories1943 births20th-century American mathematicians21st-century American mathematiciansCombinatorialistsDartmouth College alumniFellows of the American Mathematical SocietyLiving peopleRutgers University facultyStanford University alumni