Journal of Personality and Social Psychology · 1988 · 556 citations · 20 references
20
Garrett Hardin · Science · 1968 · 22.9K citations
Robert Axelrod, W D Hamilton · Science · 1981 · 20.3K citations
The Logic of Collective Action.
Robert T. Golembiewski, Mancur Olson · American Sociological Review · 1966 · 11.6K citations
Social identity and intergroup behaviour
Henri Tajfel · Social Science Information · 1974 · 4K citations