Jonathan D Evans (2000)
The Heynesbók dragon: an Old Icelandic maxim in its legal-historical context
Journal of English and Germanic Philology, 99(4):461-191.
The article discusses the relationship between illumination and text in the section on inheritance in the Jónsbók (a 13c. law-code) which begins with an initial letter decorated by a dragon in MS. Reykjavík, Det Armagnæanske Institut, AM.145.fol.