The following publications are possibly variants of this publication:
- Concurrent Database Updates in PROLOGLee Naish, James A. Thom, Kotagiri Ramamohanarao. ICLP 1987: 178-195
- A Superimposed Coding Scheme Based on Multiple Block Descriptor Files for Indexing Very Large Data BasesAlan J. Kent, Ron Sacks-Davis, Kotagiri Ramamohanarao. VLDB 1988: 351-359 [doi]
- The NU-Prolog Deductive Database SystemKotagiri Ramamohanarao, John Shepherd, Isaac Balbin, Graeme S. Port, Lee Naish, James A. Thom, Justin Zobel, Philip W. Dart. In Prolog and Databases. pages 212-250, 1988.
- The NU-Prolog Deductive Database SystemKotagiri Ramamohanarao, John Shepherd, Isaac Balbin, Graeme S. Port, Lee Naish, James A. Thom, Justin Zobel, Philip W. Dart. DEBU, 10(4):10-19, 1987. [doi]