1. Traits
2. Adele Goldberg and David Robson. 1983. Smalltalk-80: The Language and Its Implementation. Addison-Wesley Longman Publishing Co. Inc. Boston USA. Adele Goldberg and David Robson. 1983. Smalltalk-80: The Language and Its Implementation. Addison-Wesley Longman Publishing Co. Inc. Boston USA.
3. Back to the future
4. Compatibility layers for interface mediation at run-time
5. David Sandberg. 1988. Smalltalk and Exploratory Programming. SIGPLAN Not. 23 10 (1988) (85 to: 92). 10.1145/51607.51614 David Sandberg. 1988. Smalltalk and Exploratory Programming. SIGPLAN Not. 23 10 (1988) (85 to: 92). 10.1145/51607.51614