<hi xmlns="http://www.tei-c.org/ns/1.0" rend="bold">van Reenen, Pieter T. van / van Mulken, Margot</hi> (1996): <hi xmlns="http://www.tei-c.org/ns/1.0" rend="italic">Studies in Stemmatology</hi> I. Amsterdam / Philadelphia: John Benjamins Publishing Company.