TY - BOOK ID - 139958080 TI - Operational research in practice. Report of a NATO Conference AU - Davies, Max AU - Verhulst, Michel AU - Von Karman, Theodore AU - Norstad, Lauris PY - 1958 PB - London-New York-Paris-Los Angeles Pergamon Press DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:139958080 AB - ER -