http://www.lotpublications.nl/publish/issues/Dulm/index.html (Verlagsversion)
http://www.lotpublications.nl/publish/articles/002395/bookpart.pdf (Inhaltsverzeichnis)
codeswitching_vandulm2007_s.pdf (beliebiger Volltext), 5MB
Van Dulm, O. (2007). The grammar of English-Afrikaans code switching: a feature checking account. PhD Thesis.