Database Design Research at the University of Toronto. - Stavros Christodoulakis; Anil K. Garg; C. C. Gotlieb; Geovane Cayres Magalhães (IEEE Database Eng. Bull., 1982)

Order-Preserving Key Transformations. - Anil K. Garg; C. C. Gotlieb (ACM Trans. Database Syst., 1986)