Coetzee, J. (2010). INCOTERMS as a form of standardisation in international sales law : an analysis of the interplay between mercantile custom and substantive sales law with specific reference to the passing of risk [Doctoral Thesis, University of Stellenbosch]. https://scholar.sun.ac.za/bitstreams/3c4fc55c-a9a7-4ab4-9432-0e492c672b9d/download