Randall B. Smith Mark Lentczner Walter R. Smith Antero Taivalsaari David Ungar Prototype-Based Languages: Object Lessons from Class-Free Programming (Panel). 102-112 1994 conf/oopsla/1994 OOPSLA db/conf/oopsla/oopsla94.html#SmithLSTU94 http://doi.acm.org/10.1145/191080.191101