- OOPSLA. 1991.
- Jerry L. Archibald, editor, Addendum to the proceedings on Object-oriented programming Systems, Languages, and Applications, OOPSLA 1991 Addendum, Phoenix, Arizona, USA, October 6-11, 1991. ACM, 1991.
- Paul R. Wilson, Gul Agha, Carl Hewitt, Peter Wegner, Akinori Yonezawa, editors, Proceedings of the Workshop on Object-based Concurrent Programming, OOPSLA/ECOOP Workshop on Object-based Concurrent Programming 1990, Ottawa, Canada, October 21-25, 1990. ACM, 1991.
- Andreas Paepcke, editor, Conference on Object-Oriented Programming Systems, Languages, and Applications (OOPSLA'91), Sixth Annual Conference, Phoenix, Arizona, USA, October 6-11, 1991, Proceedings. ACM, 1991.
- OOPSLA. 1991.