International Mathematical Programming Symposium Budapest, Hungary, & Prékopa, A. (1979). Survey of mathematical programming: Proceedings of the 9th International Mathematical Programming Symposium, Budapest, August 23-27, 1976. North-Holland.
Cita Chicago (17th ed.)International Mathematical Programming Symposium Budapest, Hungary, i A. Prékopa. Survey of Mathematical Programming: Proceedings of the 9th International Mathematical Programming Symposium, Budapest, August 23-27, 1976. Amsterdam: North-Holland, 1979.
Cita MLA (8th ed.)International Mathematical Programming Symposium Budapest, Hungary, i A. Prékopa. Survey of Mathematical Programming: Proceedings of the 9th International Mathematical Programming Symposium, Budapest, August 23-27, 1976. North-Holland, 1979.