This article is from the FAQ, by with numerous contributions by others.
There are no conferences devoted entirely to the BETA language and
development system. BETA shares the spotlight with other object-oriented
languages including C++, Eiffel, and Smalltalk in conferences like:
the major international conference devoted to the applications of
the European Conference on Object-Oriented Programming.
the major international conference on Object-Oriented Programming,
Systems, Languages, and Applications.