CINXE.COM
Just a moment...
<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'non-interactive',cRay: '9135a35b8a803f4b',cH: 'Z6Gec2IXnHiV.INVsmsFgCREZNUqNryRMwXNlXgiKVM-1739793847-1.2.1.1-kG_C.z5aWtvyopiHlTscga2hxLj8Z2YYagEeVgEzYA94WNVxgRp9eWQaJWICmRgH',cUPMDTk: "\/abstracts\/41222\/integrated-formulation-of-project-scheduling-and-material-procurement-considering-different-discount-options?__cf_chl_tk=vJ6tkPQsLKGK3mukYgo2.MBJKDZVEI2dQBSleIRcdc0-1739793847-1.0.1.1-zNEm5HmOkoo2ZSxlOm.rjk439wjcRCYXA5JujTTOkhU",cFPWv: 'b',cITimeS: '1739793847',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/41222\/integrated-formulation-of-project-scheduling-and-material-procurement-considering-different-discount-options?__cf_chl_f_tk=vJ6tkPQsLKGK3mukYgo2.MBJKDZVEI2dQBSleIRcdc0-1739793847-1.0.1.1-zNEm5HmOkoo2ZSxlOm.rjk439wjcRCYXA5JujTTOkhU",md: "3mSUpWwukvE3Mvy13l2WDq1A2_hzhwgs3BAuv8Pmdbg-1739793847-1.2.1.1-3vBGSuvOlX5YO.zTVYS7btbMldUbitkB8V3JQEwOjiRIOhcW8gQiyZK4ZKDq3goK.0JbWefKdWwAgqtMjE3hqrpdHwjFpUdSAGD.bVyIByJ40DBJ5cEMzkYBYFMdLPPdUdojIUYDK3_OHux5wi7CzPr0MaFAU6vCqcSQw740fWJcnw1622WzxwpnqsRNHN0pkjGXF6SCp0zf2e_GmS.rdqTsd9Y2ODobomB5ydsnKPx5LkfKV4QM1uLhJ05euI_0ZB_saXrr3NppAXl6GAcb1cJ7eWom.uCy1RWFN8yYw4kfDMbMD0na_W5ZB4WfiQnQkKynNNWIEov9MpuP3AuEn0fVomuUmeul8z.djXPdjp3L_2vYVBKc3nYB1kpEYDIXisQo1rSFBLZIlAb0kuR.kbThDGYxLlpCoJRY4_jurQ8GxIFJzEeW_CD33rtordG7haoBtJ_G3ZGndAyGRIEKux8cHcd0slD0KghvmZkWOCZXiwFYqIeNEHiFVSE0FT8kqNAcrjCK1wyqZRGdlN_KcbZrdL_HdbeG1_p5f0z2iucbMwYQmodFVFwqu74h0I3qC6pZ0v.GsdSpLpuJECX1.M.mq7b6vI4m4J2413fV4_tBRxA5QSTHKKk72h.K14cMCU.ChdYW6wXDrsrYR6yy3ejh6Ec0YNojYmPs0fTYm16IhDJIAlfbRvesqaBcdKxhbT05zFEJ5Ziyv7YVnXPY.zV5KQ5525cttHx5JDJEs.R9JqYbw5zROnXrSDV.5UF14mfK3SSwGojWs.AsnaWaWmZ3WH5gf6ozV_qApeFzCieh.wspq_ETHfG8gpYp4IYzLa5LgfsSWko5lOkweuW5uMPsFDDbKMmwatqnwEFD.SB_EoQBlJSTG_H63tWOic.bWGJuGb0nkX3l.tjVWEDOIghNdWcd8AU2et3jaeH59Tsnz70zHZ5TutT5O7hUFn.SgI4JpfmkPAsR3.MdFQH.9AcSCnHDpADrEAL.iETamsfiDRn9_6yr8BgDtQMFTrfAJHyEJACuSywucTDbPMmPTvTX7rVePYGzxEpwFXdNbMVWaUzMcWLT.qpusAlCReYdpNqoAnQ1KteT0fv7McJ9ZkmJQaSM5G6hSUNtzWSQc4o3kMKr6PD2iC6osqWYnia2Z40aSVwVM2E6uBrQwavZgX7N772VeMtWAbTj1o0p5.3CN.p9BLjeG4i87Zpm7yTooHzyyEVDvkMjsZpTjbP3LIJD7BEmrdEW0m_1VJ.h5VNjhCdIDFYITVBxGdbBwQQ6jBrknFjezp_SHignYQdZd4BwAStV.yNIAxkuQFT87ZahLdz3L56wnKylK.yV0jRsyHBGeebonFJC4va0P5dnekps2UBsqCMiNTvmajSHMimF0LtuSre5_8sP1Hb7bGXSJVxTOOcS7rVIqokSdCpk.TtLeZsTs__HcLpzvprJ3HtbMzAO_pWs6VFSMUrH8.35mftIGyMKkbYlTzzfMyRhrrvoBtCgoOKhD9_9Wz3HBfceTz8JkhcHn_WUrMRu2mTmgxXVhH5OHvuFyF4PFf2RM.UiSzPA7NPnnjbHDuRtNevIXtoopWOqx3tblWVAuOGtmpnIMVT0uCd7wahxuFNCsOJmtYJiAk7d7FkpUcPoLDGJpkRIyquaVwBHIazgIZh3HDO908B8tQ_dTfJmb6qdHXpeiKwXmM5_Suk1B4yY.gVqBiRMotGCwcspOvoDzLuPghpAbrIW.lmIPui02ejIii9rl.vGQInTddC_8G8QlBwNX0jY33GhfY97.48tjlQDt3fbBkIZ.hllEv97QZEIcEeeHlOD5_pshNUEHgu8ZUi.rkzqfk.KAP8r14qU.4tqqGvYw_LQi1VQxghKCWcx6QEaqhlBxSmQpA_YmK9o6U4lNMTZ89N75OP0puLaCnWb1hxB03Qq1_vc1srxfY1ov.5cSbsAcm6Pb9pfsx_H2C8Ew.DoTNtxTO2Op4d.iX8SN61hSxq0hEsJI_0IWFCmSofCIp0a_Iv8bOp5zr9HPvlLMOgmE.ewYVeE2l2X5QzJe.JEMuiZo48To_xlkr91wDoVT23qvHrNlh7E9Hsf9nCqhnrFQrfiYrEmZw4LcIUF4dj73dWkWGA6T5YyKQ0fGzUryM4ONKGXNRzmtqa6BYhIKwSBWgMEYvMxUv5yf1q9fbgrisLNW9AHC1MyO_aIxA",mdrd: "YbGJvRtPM7_aw_mWa_ziTTZT9.LIOkKVSXF1zHiSDbo-1739793847-1.2.1.1-qj96thvEvj_BTZzMQi3Um_aqetoYWSBje6ru91Oz8pZ4eO.5GKv_BWctw7XcQQ6wbg1OFnHMWf6CsvPALA5.mRAoVtb8PrXKls5.1NM_cpGy5BMH4V426nIwfkUksq_yLADZ6cpSs_iQr3sslx1OcyoLK89TL47xHxfDlyAmjXrX7X4XKJ02GM_90Sro1gwC62u0YTttnJV1bqEOpKhI0YdbLqsAjMgzFIUCpe1dLNAV8EZzRlMa6D49dY.IJeUdGdnkvr48.uoXqIdo_OO_otBpltZfekRO6eEaHdF_yjt57alC2w_j2cC_aCrocll48Ag5cYqC8sPm3TQdjkNhP5pDIt.wSio6i98q3Z19_L3jVXzegFITjC3A9B9bnoMeV0.5LeyB5n.ETuFn50K3suBTbddhygaoM.FBK4NbGWvr120YuRYU.__8qp7ftPJe1rUA81GMmCNgRQpleAVA_FeAp5eESp50c1sZBu_uCIF8WU8aJiSNJ1vGjijoKisMj6W1F5QEQmbF85ml1JHbK2jVnyTH2XuqnPso_wmZeLDYgMkIQHLoWrzLycRDWfAZNqdd5xzicplqV0gxcWntEIO3aJlUbHJLJOCJC7uGjKMrWustNNX0k7WOw2zcUVC3oRprFkZCCf8T9vXpnJMqUuaeaVmdvePWUjsAHhv8jzbRxqafI5fB8Se34uwQQAi4pEHpsCB2_i3fSRvGA.LUfTbBR6T.CXuNxdwMF7_rRZj8jjcFya6TjqszQxBIudLtIfzfn.HGJaOGnhnY.uTGPZgJjmuSO0BMwNcoRA0iwLCD5xklqecpdpvqwX0jqjZEtQ0_2BPu44nfkE7Dk6GUPpOFl9A8R6YoaCBUcG8Mejpes2wsWdcXZnlYSybew7d62ykI1pvd1blFZzmb2Dg.ZOb53uls3Zom4YvfWkfSk2s1jDK3x3wQW9RG.luHKXPQWEDWJ.fQk3igwKKnKRih2brpg0aFuW08W.hFlJRfWRECeIOoj9nmGR9PmR.qteRn36o3uh7UoHJBoH6cRHT5IsK5u2FvPH3mP7sW7x9R6eMbZ2lKPWcPORWd0BM3b5Pj7H6lGYRrlTaNgSno1Pmtc_vfaA5HJQubX8lfQXLTSZUwCigvAyASbvU3wdz7ilygc0gzd3Yb9yC1bddsCpt62djoLy2swWaHyelV88zasxAmfZDDk6mzGCo7ieB8A05s0kI7GimQMrmJEMFX5K2bGTXvB0xChpiS2mEZr2CBORtCA8z8wACb9XpH7YfP.G4ISFo96EuWqJlGvJIfbegNTUQF3lHs.ZLuHpW92u_mfXGuAaBkDiXRHmHCPB3IJbfqQ0oPBEZUKU.1bOiwPUW8ZAQnmxwvt70vYqIOjqngfqvNJIeqf9kPgG0fl1g4c2AOUbq5cCUPFgDcuAyyY1QHlTziDOoINVlj0LXQrgRPN4V_hFG5O4Pr4_qwKRuec8nUL1gIdcgWRK3V3T0Sq9mqXW5SOkFMiT0VY3cii9x.ts9W5Bz.BxXKIZVR9I.9EeNOw2zPdni58tWxWvBd7HhGWFV8kMWIwyFEepSwWYAFtdKFAqpUeh_GerpHaJObLN_nNdeyAgMmoarB10blHytrPfqBU4mFK8jn5xMp2rafJCYLjS3KSNXFQqpjyCE.30VJbwitQHp2Zh6PD3sGIE0KgtVkjOFhppjD0XVRRxWz6.DzWTyauUCI_eY1_TVU89P.cLK4QSek0.k6zktOm20fLoHpQoyV_6flpuYNjCcc4i.I2tFLtsJpruAIJkiLAGIWrbJhaddUcKk2K1EO_nx4OqcqKOvlOMGm8eoB4HT8BnOQtGF1MJ1WP7Iq3kn3b0I_qLci63vCCCSqbrF9SmeFVemhQORN2kv6qIUv24P8ZMPYru4QmcvGnSs_3jn6qIywHB0KLhofrIh__rsHaPBwxQ2BYDDUFNFQA5Oaw4XY9RDqwv5UxCAqSIWV03NyjsSY"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9135a35b8a803f4b';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/abstracts\/41222\/integrated-formulation-of-project-scheduling-and-material-procurement-considering-different-discount-options?__cf_chl_rt_tk=vJ6tkPQsLKGK3mukYgo2.MBJKDZVEI2dQBSleIRcdc0-1739793847-1.0.1.1-zNEm5HmOkoo2ZSxlOm.rjk439wjcRCYXA5JujTTOkhU" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>