D. Malayeri. OOPSLA Companion '08: Companion to the 23rd ACM SIGPLAN conference on Object oriented programming systems languages and applications, Seite 923--924. New York, NY, USA, ACM, (2008)
N. Schärli, S. Ducasse, O. Nierstrasz, und A. Black. ECOOP 2003 -- Object-Oriented Programming, Volume 2743/2003 von Lecture Notes in Computer Science, Seite 327--339. OGI School of Science & Engineering , Oregon Health and Science University, Springer, (November 2003)