L. Bass, M. Klein, и L. Northrop. (2004)Position paper presented at Early Aspects 2004: Aspect-Oriented Requirements Engineering and Architecture Design, Workshop of the 3rd International Conference on Aspect-Oriented Software Development (AOSD).
K. Mens, T. Mens, и M. Wermelinger. (2002)Unpublished position paper presented at the workshop on Knowledge-Based Object-Oriented Software Engineering at the ECOOP 2002 conference.
T. Tourwé, и T. Mens. (2002)Unpublished position paper at ASE'02 Workshop on Declarative Meta Programming to Support Software Development, Edinburgh, UK.