1. Beghtol C (1995) ‘Facets’ as interdisciplinary undiscovered public knowledge: S.R. Ranganathan in India and L. Guttman in Israel. J Doc 51(3):94–114
2. Beghtol C (2004a) Exploring new approaches to the organization of knowledge: James Duff Brown. Special Issue: Pioneers in library and information science. Edited by W. Boyd Rayward. Libr Trends 52(4):702–718
3. Beghtol C (2004b) James Duff Brown: Subject classification and evaluation methods for classification systems. In: Breitenstein M (ed) Advances in classification research, vol 14. Proceedings, ASIST SIG/CR classification research workshop, Providence, RI, Nov. 10. Available at http://www.dlist.sir.arizona.edu/1763
4. Beghtol C (2006a) The facet concept as a universal principle of subdivision. In: Raghavan KS, Prasad KN (eds) Knowledge organization, information systems and other essays: Professor A. Neelameghan Festschrift. Ess Ess Publications, New Delhi, pp 41–52
5. Beghtol C (2006b) The global learning society and the iterative relationship between theory and practice in knowledge organization systems. In: Proceedings of the 9th international ISKO conference, Vienna, Austria. Ergon, Würzberg, Germany