1. Ore, E.S.: ... they hid their books underground. In: Deegan, M., Sutherland, K. (eds.) Text Editing, Print and the Digital World, pp. 113–125. Ashgate, Farnham (2009)
2. Bush, V.: As We May Think. Atlantic Monthly (1945)
3. Burnard, L., Bauman, S. (eds.): TEI P5: Guidelines for Electronic Text Encoding and Interchange. TEI Consortium (2007)
4. Mimno, D., Crane, G., Jones, A.: Hierarchical Catalog Records: Implementing a FRBR Catalog. D-Lib Magazine 11(10) (2005)
5. Smith, N.: Citation in Classical Studies. Digital Humanities Quarterly 3(1) (2009)