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Lua i Stíl Chicago (17ú heag.)WADS '91, Ottawa, Ont., N. Santoro, F. Dehne, agus J.-R Sack. Algorithms and Data Structures: 2nd Workshop, WADS '91, Ottawa, Canada, August 14-16, 1991 : Proceedings. Berlin ; New York: Springer-Verlag, 1991.
Lua MLA (8ú heag.)WADS '91, Ottawa, Ont., et al. Algorithms and Data Structures: 2nd Workshop, WADS '91, Ottawa, Canada, August 14-16, 1991 : Proceedings. Springer-Verlag, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.