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: '9133cb8b9970892c',cH: '51Ttzlu.D.ZhXMCTQnt_4ifz64P7QhHtOPhDjGbQhQ8-1739774522-1.2.1.1-PvY56wKRUcFnI.VXGroD0YPtORBFyAlzo.LhT69zXGwU28Js.l5LTuoM4qWuN9FX',cUPMDTk: "\/abstracts\/search?q=indexed%20view&page=100&__cf_chl_tk=45Du2sIN5JfF1mbJIshZQ0qCN3fL4_0oLSAvkP5OLYs-1739774522-1.0.1.1-SqTZBthlLPV34dm4bdPQlBEyjl2W_WN0YbjzsFHKld8",cFPWv: 'b',cITimeS: '1739774522',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=indexed%20view&page=100&__cf_chl_f_tk=45Du2sIN5JfF1mbJIshZQ0qCN3fL4_0oLSAvkP5OLYs-1739774522-1.0.1.1-SqTZBthlLPV34dm4bdPQlBEyjl2W_WN0YbjzsFHKld8",md: "nRB2t95y_bjQDULgfGhodzXSY4QSPKYVrrVv2O.r9oE-1739774522-1.2.1.1-uh37wMAQkNkJ7T7cmSD3SN3DJBHEwtozoh6MQOD0BCD7THE6zkmI1aCsk_nZUW74bGM5UjEfA8s8YVIBYnPOQ5Du8nSdh_npS8e2tgJf7M9Xvrl9ThxdilG6_eszRc60G5WechiqHZCfz5ozXWXHZoKGTEwZ4vZY3_cMocCF0lIhGqavjYil1cViOL9RVeZcvIkMuiwNSuTMZfHr3wXC64qlTqYxwn1WkZDKQKiQUrMd9GYV.kUzMPnj8UKqpJ1xFD6tWP.MR2NBHuREZpNcZpXp6BZq0ve036vw0rk.DHkFVko2dmNC4fyVzy1zcicAytRierNdwrlt1Z5o1_ifIdwI3ycTMI1d7ZSezsEEJPNuCGYP8umutptIrcwoG2lbPo3ZGAeRktEf61OUK4ZgLECzJmxZ1MWMl8vAHhScV3Wz1ilQJhzZWAUgibJ.aRfzmh4smo9cYt34DurQ5yOr4dkl8IYEAuVNKLBbQC3t0488lmiFWDA1dVoAr25nwMi2MamZXeo1bTdHWwhLJGx5BAngTbCvXSQs8GRh22yDKa15KT.OHMHQEtUc9ePEs8Mx04R22rxT0BjyrX41fommKL6Q6UgHmu1E8xJ3GMTF5HP_ZrOkP6b7Vl8ppB23pasXhkGMJltQ86mRvwVohkWjCYWic1q0HQ7hFStro18WPUob_q6nK4B_RPknP2YI_r3obXAEMnsWNQEPKI5LYEgKkV.cvGplnuRhzPXtEuSb2fTl7bwZnCENgC0p6h75vMFFrQqwsXCDYGCELEwL7WoWdGjNnVJ12nDaC0QwbNmu8UxpGv32gSyhqGAsOjqA3NBNpx.EbkweSe_BKLSIfUnxCZH0PBweNx1e_50mp7CQ4khKDuUHe9w.c6j4uBiOoym046EL.qk38WYlEzDztbp2dbDsuez6ljOSEF509NuOQZst_ZAFEc4NItaSre6ynRphnpCAtpWcsT6dUC1O8WSKxv1ctGvZgob_KiNv4p6RVIn4KJPPO08Vg7z__OUffAwxBno7JTdDZ7FH76gO.waSuAaCzq.DPlWMIeJLipGGfIQk5.Vhm0Co._TdR6c52zf_Sfhfkdcd_Z0pW_S99gtAT4.V9C3KEJDIIDIlc2XtwB9f44NZ2DLo_xaz5Q2vg_eI_9zszJcrUMjoIQDzfdGopmfQEYRRkgkL_sonpM1NXzrPIHESCl2rq_u4tdgAcz_zuFxNnAM0V3D3pe5rlvkKf0d7jbngGIb5itZYUXwxuPT6AX1ZrKyJD5PckR08Gvopeir9w_bHPhFRpOETvIDtGNV2aa2raI1lcDABL7JYMgOEVCfLuIITx1Qvv6h2KLeWszmItd1eyYSAT_mKkfWIG_3wA8uhQy0JLfpe.EhiGnIl9WWjAnyPwbQdepTb8QGCNLA20fXoy2WQJJvp.h7RUkYoXn2kR5t__tR28PVLuqytUIb6rB5vd4wwLonYc8CsIT3tCDCIci138zJjkCAocx9AFVEUwEM86y2jrbyEie02OCMZufcnaoIhwjnKoSVU_CM9MNBG6eHK8QywnoOE36jil4XwMePh4fNDpLJpxEdgpsCx5GJ3ggPoZBNkXo0qkk2E_APNEzW3mw1ji0sJaDxbznd0tL9JKGsYWy0RS03_0LU433Px3UEJKoPbXNcT1T0xJtWYCXjZXmy0xho.HPpBp1iI9jgX99LIq0KJxRc7dGoP2IGbjZVhjdxYbGcxwS8Kr7T1Cfp5kKd.zg7pbAkUblEBCsf.in42qmMKHyG_0tMmkVanGaTco9H23ACpDHQ0XsBS6qu2zR3N2V1Ozi2DyqFNYSXuFESfwfXYQrN7JCwy0nuyFzhDg2RNthRRWwH.8SaBWkGpHySpCDa68D8vSvsOdJO.GM1ciStXKwnUADf1eYKU8egCIFkkduQ3S2MvEeBBpTu2Jr6f0qCdfAImxCwOeAp6avVCqk03Iv9rqFybURBa2RHxyU9QIdH6",mdrd: "g7WYGZQHMtcEf4jHo9.fW3WWUsB.JXsAcz23LeCLVtU-1739774522-1.2.1.1-qAUbxylxXzLgup10LLb_TZ36hZMehvqfkkbTd6XNm6bj.s97t.U1NGS9GKOaFEApcL1wrDz_8C4noYYdZCrRNlLaEA5y0mu53URNezstLkd_BuLiJMKys33HKYSjfciR10x1w6TGnnSD5cAPhVlnMmA1JYbqcr7OKSRyeZuTf_IJj.05WRTQ26rynRzyV84WZT8ENTEh22OZVv6vHZZd0UvZm.6V2zSYQtvAYaG1NqBH93mevBYU7vbiB_zo943gyaB6b2x7wcXxwVaiSR.F0QI2dmhXtWPVLOaVetmk6g.s9GYQjBbwO_GnAtC2yhxgKf3LaXWEV7SlwIi4QVuXNMiQLlkBo0SBBE7RtA0JTqurVRPoSPXG2lH02z_YK3VoAe0trBM6387zWytrPx31Q5vRG9._zSXC0o6FQTXNCTz5YT5_ZMmcjK7OxsN0GF1WWP9y8itYYetJ3AVLCAJq39d3nMmUJA3eg2hHxFA9ooeXDGNXiF8Jn1.C1vingrRrTahjM.oRMx5BNEXOX_130KfQVpXe3Sa1UB2A66iZdM6BCwtePAtpC6lCge4nk1HUbBHaO1Ree0VUH0CJwWc3bcR1eYSRhDQgpxaB9bXAyv413e64kx1aDi4wTl.0Gj_AZb1qnk1urPmW4Y35bocY6XlvNzLJVwpF1ed.IknUqIXZnEU._k0Kh1PM2H2qbBWrEm785391kxwCn6yhAhKEdgK4f_W4ncrWuhPijvHPSbQCjKQLsAc4vrXMn9FidWIcVcpEw._ohth7yUz1XalFRkuyg4dYyF0pRmMom1_9LzABQyfbSVGFUZyz4nt5W6KM5z3vZq19tEYNqajAR2QPQIOTjc6PlBSw06hrG5F_GqNIh.DvA6y1iGQZ36lt6E1wEB5S3rs.Sunutvd2ke1Vc3jynojmQOqoE4ZVubPZAFL273uzleMUHlekyA.eZdYN0i5w6pf4YiZfDNkEGLos4mWn9HynZCh90S1TJYi1Vz7oxIHlRkiM71YxMzX_Ry8wR7.qXssfKjoZSJxR7jGyUQEiayBg6Onq_TR7WcdtxDNh4fHcEwTuhN8ZJCm7B6lejd0iaw5VwMFbc_CrnHCw1ufCNcCLXcMLNfkyD9A_9ZEf2IAhHDuqc2Kp1BtW5lt43lKMFEeGaxqRnNltntwkaUiiO1YvG7Vk0YcgRiPaBTh53X6ntP6MjNxTjJDnUKRY_CB..mH.xL3WJwG8skNLWQC1UqHh51r_BB7UFw1wtYXTe93oL8NGr_ooVwGWfE3M60W6sLqmCyuMQyC3EKDzBvVBMZ9RZltLXEZhz5xRmFqiEExiW6N6hgyGAxI7SMfCceJMbQPDQHt_PbObcqYWhnGdh12bV7UYIMQlfRQxc9dMURO3C9GPcWsaOWk22MfECPEgxJTWRkhr35mb7URvtWVX_nQ_398XW70QoczC1MbuCX4tcQse5bi0_Q71SWy1D1KN_bC2NRot6enoT_pA7pTqfrrLLYz7NtGYBH9wfth2Jx0mOqA4R8TlLjMI_pgzgzUffhbxOeUABSNZt.b5Zoa5ORPS_0ZuPnMij3xM3_pnppCv6VHyX.IWKJiBqJWBdWJhKq5qN6CkOlMYCC8yxON8tpYxZx94uywlmouGP7aJASQKyRBggWH6VEy4z7GUS9nr6cC72V4mFAsGrTFgOAuoFjlB4ZqOdWTQ4DJcSgn01nolvjdmDMrx4R2HJLgOHLLPGZKraZ.LwYbHqGCeRuvtynpYPZA1z5O6Ybf2rDCn3kGAModeTp.Muvi74S_WJNlhESSfzPOVg9AwlL27cggLL83R_wDnNTHSPTIhxLNvoAw33kc1j20teY3By2.lP9rpd61NToIqZJk5MhJ7477HALcpNZ45kaYCKRv5GYfoPP4wuMBf.FS8Afn3M8NvINVu4XrrUZr4g.FBJFjlm.uyAaO8BRBqNrBNVtHz26mKtK5ktGGRAFhcQMpJ7pE.FXuZWXjiIfro1FAm3Lg1Ew"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9133cb8b9970892c';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\/search?q=indexed%20view&page=100&__cf_chl_rt_tk=45Du2sIN5JfF1mbJIshZQ0qCN3fL4_0oLSAvkP5OLYs-1739774522-1.0.1.1-SqTZBthlLPV34dm4bdPQlBEyjl2W_WN0YbjzsFHKld8" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>