(en) Ian R.H. Dale, «Digraphia», International Journal of the Sociology of Language, vol.26, , p.5–13 (DOI10.1515/ijsl.1980.26.5)
(en) Dejan Ivković, «Pragmatics meets ideology: Digraphia and non-standard orthographic practices in Serbian online news forums», Journal of Language and Politics, vol.12, , p.335–356 (DOI10.1075/jlp.12.3.02ivk)