BEGHTOL, Clare. 'Facets' as interdisciplinary undiscovered public knowledge: S. R. Ranganathan in India and L. Guttmann in Israel. In: Journal of documentation. September 1995, 51(3), 194-224. doi:10.1108/eb026948. ISSN 0022-0418.
Dostupný komerčně z DK Emerald (BACKFILE, DOI, licence NTK): http://dx.doi.org/10.1108/eb026948