International Conference on Operational Research Buenos Aires, Argentina, & Rand, G. (1988). Operational research '87: Proceedings of the Eleventh International Conference on Operational Research : actes de l'Onzime Confrence internationale de recherche oprationnelle de l'IFORS, Buenos Aires, Argentina, August 10-14, 1987. North-Holland.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Conference on Operational Research Buenos Aires, Argentina, और G.K Rand. Operational Research '87: Proceedings of the Eleventh International Conference on Operational Research : Actes De L'Onzime Confrence Internationale De Recherche Oprationnelle De L'IFORS, Buenos Aires, Argentina, August 10-14, 1987. Amsterdam: North-Holland, 1988.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInternational Conference on Operational Research Buenos Aires, Argentina, और G.K Rand. Operational Research '87: Proceedings of the Eleventh International Conference on Operational Research : Actes De L'Onzime Confrence Internationale De Recherche Oprationnelle De L'IFORS, Buenos Aires, Argentina, August 10-14, 1987. North-Holland, 1988.