![](https://www.pdfsearch.io/img/aa6a8f73db9c74b1af25489f982527f4.jpg) Date: 2018-06-16 02:05:37
| | NEWS Volume 12 Number 2 JuneI n te r n at i o n a l Fe d e rat i o n o f O p e rat i o n a l R e s e a rc h S o c i e t i e sAdd to Reading ListSource URL: ifors.orgDownload Document from Source Website File Size: 2,50 MBShare Document on Facebook
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