CINXE.COM

<!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: '913534584bd2fd3b',cH: 'dcuwYcfl9vmVbcp7zCVLQQozJ1CkcVndl7iz0BEsvAU-1739789300-1.2.1.1-OTboyf6E_0MKRSM4DDx7qETU6fTKhNGAPypjyiy27ICSelXPhvK91B74x8ZQQyyD',cUPMDTk: "\/abstracts\/search?q=weblog%20data&__cf_chl_tk=1jfDOP17bkSBy55Tr33JxZNvR6ZqAbIXTf5ICB9YswQ-1739789300-1.0.1.1-aZsJC0Dy1Z_ivJdwDsLCM1fgbSzJGy48dp86GioWrUs",cFPWv: 'b',cITimeS: '1739789300',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=weblog%20data&__cf_chl_f_tk=1jfDOP17bkSBy55Tr33JxZNvR6ZqAbIXTf5ICB9YswQ-1739789300-1.0.1.1-aZsJC0Dy1Z_ivJdwDsLCM1fgbSzJGy48dp86GioWrUs",md: "wPj4oPEYkyxqtT0eEN_eop_fisxah8Dd_FcG9QukEUw-1739789300-1.2.1.1-4OU7Sde6sGPh1B9hEttM7WPbcPwiKIeZAIzeGuVpQfnEkOO4gt9..fMHS.ahX40a7wfUUOsHx1sgAmAbTbdheN6JcgTXILcEPEk.w8b_OaYfFnYaa0LNvNyd5mOQrlQUgulE6mF9cbWggIkjJa7J.dKAz7fhFA5p950Xd5qpQYD75AeQEIQCMPv7DpEF065hOpp3CmCJIwhDlS8P1jEvKQriGmFS.iqP5A2PsEnM.TkGCN3U33iSgUDTKqisM.WKu7QVtKidklyIK6zn.crV1wSajiJKv7ArmMaYa5oPhw71eckd9QeAogI7hRO6ZQ745Qh_GAqfEzYy_MThelHUdxu8t5_gGLYkPrefOCKG9fRlDHtTSJI4C1T.YGf9nOje7WYtL69lEMQBQExrZxknciR6UVenIp37tSbap0yyTsiHlc63VsMX.fjIVo2Ii_32tbWppVt9jF24HW99Fi_KgCIXnso0_QTYlReR47PM9_lBYL_Ksi4ZqcqiRDrAmZxP3DtzDXcvIehwX0Qc9_s0.jWhpsc3BDCPNaJoQ8SjAHXDjM4zkVYIEv7mV2ekWHKo7L9bdcls98JX52YUwVvOR9bij0hiHXKN419k8cNcdIvMf6siKtUuWsB3NN_iPZe_xWIRxpJOKv7GBm_HwNybbKFl1Fo.uhGraceH8A77IL7hTW_ZqeZP7H32znoDlMHETKwzKf4gIzKQlnCBP.iGVqp_8bYyTPs0MX4M99DgQx9KLhzOKa2g3SFknrEc9T1QYOrSP03dw5cGObilF22cnpKGSHzgU1cWCgBp.TSgk1js08Yc3H4memQpj6AEc4EO5HX2.Ysh.a4s4_Xi_SwDpd27q00pL157UhFYIsHXDDjcYeXabNkPXXB83OeXcnrCzZGqNCTA82PtA7m47Wg0B6jv.S7TqHJBJMBTrv1pmH461fWT_a0eovPckz2ZqByYc.W.XUDxllp7eGVxwtFNsqOtGlZPkwdT1z3IbxECLVjE9urypaKNBUO5jphKhsy5.hpnK6Y9NOwR80Af8leeMeHcDDqc0L7yMrqWV.Lsg61EQ6VuX96HtV259GOPUdefr8hUMW625UHz6XslTlW5dKQTX65HhE9e99hYFq4QmSSsUytuOaIwoHfpicdugH3a5GIBwNnOt9ig4rncqGFv83S8yB7DAEZ66MLVd7i4nA1Z9GRgN4XehIJEpH0UZam4Wk61v0ybwqPJfKpAd2jZOKCN8rRV7Vo319zTfK_ZMx26zae1787AfvYq7fPReCS0btkyzy7qBJhbF_9GDl1aei0WIxnoHdiV7DKmwlyyqLRnULFh7U9tgJy1OhPuxu3ZWRDgUAc6u3BCbg9VRLl_nIeBPD3Lg4xlbQfYTrSjXnKZSVtY6ojGpb2Bkj7vUGqTIB7OYfLMiocbVRly7wERA1NZfecLv1QrSpoZRN088eFqR91K0rXyLWNK3FBuzddk4ca2WcpiWqsODKrFgGAq8dPz90ebaeel6Hvc_gNlmZfbiEKrw4sq.fBWa2d5VayhyQpBUXxdK.lncalbAdosRpp2gETB56ZCsZLIzNyMMLOWMJuwH7LgBHwheePRJpGJKKy6uQRI8fY_75gRl.Q1aIZfU7BBDFUl5FxHV6_sf1H3E169mAIp1cGGUUQa9vHv2zkPMjgP8L.mNeYFgSaOkMem_yOYUzB88P_qAfB_T2wfAO4WSZuaBECKzRvCM7xoEav3mUWlzDiMmJ_MwguCMSLLhWsqH6lxSatgbg251WX2HUuLDDuLqCjmDXTC8jWRsawy6GYQpcYa9LMHeBatq5Ogu9646And.wnDm.k27Rxq4H58Ct8EMuhuVWa9NPnH0oPKyAkZ.jM_F.Fp0M0Q1xvLBwF0ftQdB9ZiHtWdilh5DqPDX7CKJo_6rn.x6fQHFJEupn06MrM5q2vALgG0Y.2EYreUDSKNCezFwVEzbHA",mdrd: "59K71ZVlx6qwBcLaL48UoGZE.P_fPfKgkfgE1snzsXU-1739789300-1.2.1.1-mnWl5WDRh83qrSQyVmLY2E3CNhXJqlwzlwuF1hyG_9al4ZFT5I4A8TLmT3zUZExUlc9cswT3qWEl._WPjiHjlj7BCCAYsUZ_DqIVKJbpSsprUPuaenWgwcOkEB2EuEnqyzysFGq7lq7VZMcCfoQC5ujhkxkmgfNDr29ESOqWFn1Ju1KefWOWvOzY7LWvuFBmKoG4bwaosBuK3ufx2LFyP.9Hudj_TIlueimLuNL8pVHPcUJtUJRY2T8stsE8Dnm9BwFQp6Zhs72tDQWeI5ObV44CpdTBba5tU81f.05S.ruTthj1hE41pU2rUKLNHS9TJV3WNGxds2V2a9KdM2NJMETfPgs3XZMKLQB4Dfl6PuEC_gO7PiKJMzRRs.W8J3FhZhSV3aZj8XTqs8oMYh7GgEgxaFX0vDqW9Hl8JvUKOVbsoPS2QhAIqtOD_cQK9of7ZHRjEWHxnsln75h69c3qnz.m_H.TOd1GDd8uPI4K0_ft4RnJfIX2DSt7bxnWnBkXNgFi_wAl9ZZvDxpEfdd1W0QgwkpS4WFFRnOK8mA3NaelrSdxrs4V0ZwEXRtq2jbfj9mcq4DGm.rc_3rUqTAl6BqLFYvtcZLsUONWwRK2ZHMLKz8MHCW8QhpeB2GZO9h3Y0RRCOApvSHGxw_0smKejxwYs70PjfijqVtW0dUporRKyz7OxusGmGtFlHqL4QjYGx_kiGrLgJh_ul_cz4B2B5UpcZeI_5K.26vO66mTQpjDO7ky70Na.D7FRJtGtwdHOmH6SHe3upZONTydVbviEEC6xPBSA2L5LkV4VjgGz56XqG9YbCQzaXj6HSkFmJ_ERjxiqpzIw.X5xx0W.sx4MUymeyJH5z75LUW1HM7.7T0nyH.PQpjiRjgdm3fcio0honXzIEoZkgHQMoNk.VeTpVxsqt54yQTpJKOKtb2jKKOytWbhQ2XsDkjHBg67HAydHOfXgRsGmQmQQPxuEeCJjyCoxO4rflYE9qjRZ_ekTetpXfcs2a6h6WXFEwnTZ7rQK2SlHpsmNSxifCzFb62fSpCP6pN9Zz8ZqM9lckeh.CnV2NAlyV0NK9nzO25LJXUijPseKJXAe6sqeDN4G8XxM.loyeCHEaIKxPHYI2xe5DpSQa8UJTfvSJngVBOZ6XyAD1qmi7_nkUMT_DV0L2C_U4PazGkbenaegXb3qLv0uyl5Y.MgZlA31t.NbE5KHLZXaBkGLtQe1Gmm9OgwsiWhYsPhIbfyKFhok.ml9nJ4iLT8JuH2U8xlwrjfQvD4C_sQKQNg08ouAKYPpaQSx_1NdpeyJpFcUu42L2XyvvbFBKeqReVtTxZe6FW4OdAA83MtO9qa58uYka949o_cKfzM82JnKmVKXITjYjYZuLLdA0jl.21E.lgiCCfZzGp1Ypz8d8QbA_KuOs8MvvAris7X8i4ULfV6Vx7IZxIJKHKp4fmaUSp8MLaqftoA3iFoyITzorGgPbZsqkbc.MRITAk8M6nr0uCcuMXjZxlCigPSZIXEgrKnAcLkSewP73231JEK2j74jvNkGO73GTAWjyyi.YNB6RJsT3N6kbDlQPGD7v0QVshE2V0HUD6RT0PlU.zEguDRXzx1cpGTN4qI.ehYrTy0FeTa8sS1L45x5.ZNb9qrU4jU0UTAXYvVkfDODTLgxvaciOwqusfZ8GC_ZR1iLR7uCTV8YuESZ6r9iYbk4_.3cNyD22xw_xDT806U7aD9jZ5VkNRulAuR7tFMzlFl1cnrl3kXecenB0bGdQoh7CTWlTqvtTlFX4eOqo.4GHOX8GpdpzpirCEBErZMctz2wfRxoJwqV9LqhE7CqgRlEc4MFg9XILR8eJfmRsIo4h8WMuMPqoOtwEMy56k1_aVHr3J2MReHMZ9.50wQV2bcKaq.5P9OXSPj96UxCdHTO1yTga5v.H0PrQvGPWbCacMmsggPl1LkhDu2bFeJdCm4isyLG6deEzMonu8aoCB.kG8N"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=913534584bd2fd3b';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=weblog%20data&__cf_chl_rt_tk=1jfDOP17bkSBy55Tr33JxZNvR6ZqAbIXTf5ICB9YswQ-1739789300-1.0.1.1-aZsJC0Dy1Z_ivJdwDsLCM1fgbSzJGy48dp86GioWrUs" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>