BEGHTOL, Clare. Bibliographic classification theory and text linguistics: aboutness analysis, intertextuality and the cognitive act of classifying documents. In: Journal of documentation. June 1986, 42(2), 84-113. doi:10.1108/eb026788. ISSN 0022-0418.
Dostupný komerčně z DK Emerald (BACKFILE, DOI, licence má NTK): http://dx.doi.org/10.1108/eb026788.