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="390"></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: 'managed',cRay: '9199dcca2f98ce77',cH: 'hFy28FpP0YMxH_E1RLt9RdVLCX8RWej85luguTwAQGQ-1740844776-1.2.1.1-1HXsl0u76ikjjODcnI.FbEEorP5gdR5a1PDHIOERdFwOwZjsor5B8Nm_jCn8g5jv',cUPMDTk: "\/search?q=L.%20Bacakova&__cf_chl_tk=NK7Y5up2h_cb2CwLTsm...7qintfmDHEjUSbSf6tanY-1740844776-1.0.1.1-WVbqGUOlBLbtZFUzbP.t3Fvsjf_.Gko.6QHWYWmAwyQ",cFPWv: 'b',cITimeS: '1740844776',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/search?q=L.%20Bacakova&__cf_chl_f_tk=NK7Y5up2h_cb2CwLTsm...7qintfmDHEjUSbSf6tanY-1740844776-1.0.1.1-WVbqGUOlBLbtZFUzbP.t3Fvsjf_.Gko.6QHWYWmAwyQ",md: "bowIZb8Sei4MxkH.yv8dRVziNaQu7Pb9jwE.6k7zu4Y-1740844776-1.2.1.1-AxSb3Nbx8IXh3zmDHrmofO_Wryh9Q.1S_lanTkynIdzdIOS5PJTu_ELDqcK4J6NLb_NAsj5ftfAUXggzLbfslCb04TO6l8QgxSnWoLubBpU0suiEHjaPTwsCR4oyh4HVBhMU4vq_9MrZ.DBwrb9_gR_RqCwR4NPgUaFEPKm0NocKECr4cxJKoGNSJjzb4QwsEhCWz8LTEMLIkluqiTgb.URJUg2vOUoFHhtGivUxaiLyLUSRggiI5noWLdlwEdBd_s_A_9BifjQHvkWalzDVEOgRluLDov7Tu4q0zibqIUY4NYJcUSQuo25Ml0QYfq09tygXUKmVTEi1L2hLDteFxlLhTIH0YoopvlIWp6hlwWMcrw40iY7rhTYGzhavgInvyIZBtBIuzPx6_gJC9aSJZaZDfDk_qBDGMTuBQKsZWXkTk1FMLKOD3mBROCYUE7ecO8mlYxx2jST2mMrw24UTpTIjUbMzXY7BJFLSik2up.wOg1y1MX7yR6BbEw4IBdAL9bevH.5T9tI9yy46V1ltGnxj6gVaRJq891eSkSu8mUUkLLR7mkA0VqlY8L8_8oODcqb1_VPnArzTjBG5vna.yGYRwgro_iuI9wRPMITbgjukRDYgTRkmzbGEEOX6k9pONPcZ51HCsOpu9YN7xChDFLmAYrdvz1c.8me10oZVOPqayBT037UziJFUOm8a69NsMrPqHWZI4IN_n5qZD6QSjK24KNmCl0xjhCbfzEBvIADMKm0LiKvA3zmA.tBsOeVMKfGD9WWujHCluyRSZUTDKqLzsoH.8p1f3dXboVZL9VDiXRVoL1oNJO4CnVyld8hM9lFbCXyqDuPzCjK02KN9oXoVMJHGg1.TLlLOS67YPZ82IilIwVDHakiC3pqrGfAvGjHpQ4I51sM0yuenWEeqh.kB2Fo56bRyTTm89aCbzpBMhzHYbxEEyx5o34Synz2tkMvlhso7zP6UqpWyAICMdH7pMLNPQWroXnA_rAPVWoNF_5zNVoNWEUhF.YVzsIpp.G2xBl4AbFbxnZjSHr9_TgGAQP.lZ_I0ekfBWK_2GDilLD1xl52T219O4lQ1z8itUq2.BPXNPDhlChkSKoaw86E9G0hG0zr63tUo8KufMqUVcgUmzQo2E8i7MmNneZL6lDMsNGai0Iv0XNGR1W29YS2ZLG0fi_3rbFKTxqwlrPucySW_K3QxVN6SJxhuNMwHtNfgbnf4N7l4FxMuTKiW.S6xKvRDTFDqRvNAyAeaYHI",mdrd: "00O2FLZvyQ54WLtXOB2UfFd1UOPmulgm8p9ZD4Z7zjA-1740844776-1.2.1.1-DSkcrtK7_9JcbX8DonhElvqe49RmxBiPhqRJgSFi0v56uDPS585GaJcnW4KcTtDSefWaP3PZxpTO3dc5pH2OJLSE1fawjeSG4j9uncH9HUO_NCr06kC8L6ah6PaeHAfFzu0R_bM6wtiajGXSmTKf5Yz3j_jV2Q2WibqMpy3eoDn76PYTkhopIt72zzS0DoJHhuNzGiVFApTSiyKSeNRoJyuY1So2dBrJZOsxQAHYRDRSyGFJ8Dxyc9NBlMHwV.UzkUjSjE2GPDQ1ewWpgs27RNtiJyIiss8Rvgr87eZRVPsP.B66laDT3IgnLt81d_dwU0hWTOgD.i4D_LZvjlRiMfq2oj_g47ndTl_C87lpO1xr13NjhHZXpQLouPvoPrvfSw3At8OKxVCHG_U6rbbS6SMZ8LJf6RYeOP7W2iViMKPKJD75UzdTa8i33tUxXRUAIe9_qVHrl.uXWTJu1amPsAtezXO3cfjopB67tF6mvhyWVto920kwyvXIjntGDRLLiqD.2gdvN.0HQWi0LP4thV9uXLdt8zKh6iKt29KJFM6_caGEaR3.yo27aw35LLm7qeB_adZiD2h4TzWcth3W2aN51IYtzM.8Q.aTkJJ.CM_Ss_IOx5jdCfWj2SYETUFK46jlA2zz6prZ8M7oz9hXIQy91CaRoenYioC.KPgTfFA6hOVSzlw5A3WBSB_9WphpXkxmhs2gpUH9v.O_Q1QUlMSLCVS3vpdIe.9_ohLjKTIOUXl3nEBiVEaUdqirCsU7Sxh9DSc_WmIo1oYo6KlX8r0EbOj4Ij63THMJPxZV15JJl.GXQNagxmsjI6WxOp_1iSPymzfNKr7tZOdXEsI2abj5plnWkJoJpiknozDFNEIlaDNyQk0V6vS.aZ6xMGAah4ELwc.H7r6qjIKVe2dYO0DfknPUDLeRbNgdMUcO.qCJ_jfukHsFt05A2pojkEeoRcNvPT6XBx0UH4eQshNuSCp1CKBpwJMuLT2vFCQFCGfcNM4Sac8Uh8j97YDuNnphX6AzLIYpftwTqBrhLVge8RnY6bgqX8Ks0j5A8.Dqv0d518CG9rTfDh7ln6bXjhHzip33lqNjrCO3aWzECpxnpJrUraByExJE1WfQJaoRkNjN5OA4HnRo72kY4i5v6vA5mM1kzR.4lJj5wDA3tEl49BlY1G4xWUcP79dXxeKMY78RxncujTxFnkXzUW6HBb2Vk1Z5HWiJa7szXLnnsG_KYw.hMvqbaPKu_0yW6c_popUzHKXlhRi5BRjSDd2QBEh9twLwqiZRoHiGvnMB3PfxDwQBsL923qYIRlSr2C7RHo29aS73bE63vLtSB7yqMrJaN4XJ0YPJjCWTPHr8jNy7gc814GlGMk8J186HBzg4Qcu.gOw4z6teifZ6jFjIa62IYgrfXlOBfnq6d6J_vrl1PIAG2HqcEN5CYpCMiQs0wGysJ7GahTQHNKwsDtMAcJ85rUOOeB1t8a6pQog_PG9LIuVsUVpbyl7AKCMsQJPeiAL1wD4E06iVOc3HUfCVP7GeIg9XXwmWmSja3Bc.jgXqd.bivhQBFB9sxsGkvZ5P9r3EER0mhBS0UxFlgTuMRFggJV6UHGbVKUaECFgCA2jaIgCLH_.okuRXOpbMg8RxWC.1iApqgY48v8knx8.j0Ysfe.c43Kbi6N0GSNY8Eym3QXvvIaDkaAtO6NF68T_r7LYk20fgRKhKpiesZIMwqxTihf8OFPXR2YzkDcj8P7aIidilCCai1L5HGI_YZjPr.wN_N2VHQhcclx1pNdYZDOKtzAEEKvgTCbfB0bs1Tx0FsO1S_m3pMDNusF0RSwk1CEN53uiJ604g1SndnAE5.YedyHks2bm_8Ka8SnqDaPH5T5tcqCUVFlrE7I7JBPywMwL5_avFap20XIEiaKD.jG4bBF83Z8DqmoEidTeOQU0vmv6Kldf.EU9mSOnVEMMKgutZ0gc7aSlx3EP4GL_x_KPfoyWZwMjqR_fenT8sVQ8s5A"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9199dcca2f98ce77';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, "\/search?q=L.%20Bacakova&__cf_chl_rt_tk=NK7Y5up2h_cb2CwLTsm...7qintfmDHEjUSbSf6tanY-1740844776-1.0.1.1-WVbqGUOlBLbtZFUzbP.t3Fvsjf_.Gko.6QHWYWmAwyQ" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>