1. Abelson, H., Sussman, G.J.: Structure and Interpretation of Computer Programs. MIT Press, Cambridge (1984)
2. Adams, N., Rees, J.: Object-oriented programming in Scheme. In: Proc. ACM Conference on Lisp and Functional Programming, pp. 277–288 (1988)
3. Allen, E., Chase, D., Luchangco, V., Maessen, J.-W., Ryu, S., Steek Jr., G.L., Tobin-Hochstadt, S.: The Fortress language specification (2006)
4. Ancona, D., Lagorio, G., Zucca, E.: Jam -designinga Java extension with mixins. ACM Transactions on Computing Systems 25, 641–712 (2003)
5. Lecture Notes in Computer Science;D. Ancona,1996