Generating Diagram Editors with DiaGen. - Mark Minas; Oliver Köth (AGTIVE, 1999)

Abstraction in Graph-Transformation Based Diagram Editors. - Oliver Köth; Mark Minas (GT-VMT@ICALP, 2001)

Structure, Abstraction, and Direct Manipulation in Diagram Editors. - Oliver Köth; Mark Minas (Diagrams, 2002)