Teaching object-oriented software architecture by example: the games factory. - Hermann Hüni; Igor Metz (OOPSLA Addendum, 1992)

Teaching OO Software Engineering by Example: The Games Factory. - Hermann Hüni; Igor Metz (Comput. Sci. Educ., 1993)

A Prototype System for Electronic Data Interchange among Registrar's Offices of Different States. - Igor Metz; Adrian Blöchlinger; Alexandros Varveris (e-Democracy, 2009)