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: '91348f4dc841fd33',cH: '6W7YqpdRALS_I2fxTNLBX0Ge8SGkGvCIpuku8RyYgEU-1739782540-1.2.1.1-8POsVboellG2YhO7ntGfDiecxZImKvJLvdpPSDhYV12q.8ov0YcA.keokRUPbG8L',cUPMDTk: "\/abstracts\/search?q=Wehandaka%20Pancapalaga&__cf_chl_tk=ooQ1xne8e1bAlfPPTNszLo0s.P17TimU.rpEzGLneNU-1739782540-1.0.1.1-30jQj_.3.t7iZl3vhzZF1kkbaaS0Acx1OAASwTNxg4E",cFPWv: 'b',cITimeS: '1739782540',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=Wehandaka%20Pancapalaga&__cf_chl_f_tk=ooQ1xne8e1bAlfPPTNszLo0s.P17TimU.rpEzGLneNU-1739782540-1.0.1.1-30jQj_.3.t7iZl3vhzZF1kkbaaS0Acx1OAASwTNxg4E",md: "L0tLYftxEE.cwT8k1OePBqomWIk2x0bKwm_4lJl8xqQ-1739782540-1.2.1.1-Zi5.gdUINa95a3RhXVzsHreeU8xnl8ntZdfwH0Pr9dLWi8M_rJLocN4q08YD65svgWSk780U.h.Ob2RP7ct33skGHMEGKFwX6sNumoH5s3ss61hUuKZv4tdNz5EK9Pb4AuYxGF6bD6vyM7SIeiHd2ziabOwJrDt40sLpyP2ZuA6RZaIGKzkJirPXksR7XHyCydIGP5wRfiDhq0NXlGYkMhZ3ec50MbKPBF2ZZK4uljhSWjMGe0lEsek8GxYj5JttbrJuT7P2f0AeaXcNP.f9RIIT0fd5y_9tV9sKvez_fhCOByRvstH.k2KB0dtr_XWJ1nv.uoezVyhkZkc7an3O2D87UM15ndSnIoQfLc8CIYr3nXl587odZ798fg6SyeIN2T2iEOdw4vUTAfVbfc__i.OiiNmyYQak9Wcy6b6TABC4mETBg8qWHishMf0zj0aeBjJUjnMIYf7XL0Tio3dLqMY0lg7CBMXbLID.mB4GziXydO4zTh1pK4NX9J9pCUn2XohgjvulpKkffpoNyakQL0eNw6qJkZZM68vD2lK6EUHeaBYsvmOFF9vZvb1R8abVPQHHkRXiA8OHemxGHBfIsM.0NQ3AegqO844RSpHCjydeR92WQCQCXWzxyowvXncCfAXK0bUd1nplHgYiJ1RCJmIMtQI8fpD1HrAy7hAMWakBHbDeU2d3YIyqiMv8ClbxR._EWlxJwd__QeVyvadhShAam93RfyNW6UJSeqUINTxfNptO77oIiyE52Z7EU42a5aKY_NdEZ6YyOpVAEUrSlnMxhQxKtR7rG6tkYDsy4Y8tQGu.sx_Ws7lMU5J13h8vZUqD3B9Z.671iNRVOHq9MkecFypQD25gEJtCAbFaaUMzkE1HcfGfuDDSOotetOAS9UbaDobJwJW5GfYRlEmGHPfAD1VdPqv.2ADueu0KLSTWoUT8A0tX9hw7jKLWg56WeE68QoSc8c25qix.Xkzr9PwqECQoVjc8QkFTx4_t0iQ9wAtO1NexmnIJzgMdvcTcJ8wPQhO61W2oVvduIEMzbsU3CAlRNaBIqadNJ0cGXrPQDPKhvFaXUzUlEWuMYvcCFUPGA0777Y9zkqiDiIOP7rVf2U36O0kXYyoz2K4cmDyWuwOWyc736tqMd_GjwWmi2MgZ8had60dB.V.XMXYxi8liRNRDcewaOJVN5s4GJsgVbMw.fMnixbpZ5.coJvMp6hcfHOrwA312IjCkWlHVJzjx7E2dQ7cXvT1uO1vPl3Gv97u6K77IAoOHtrSwsqu3c5760R4xlGWMC4nsV_RVZemR_kdl9friGft.q_DWzF7p7m7nbZn0LvF79ke_g5S8U4sja3N1VoCTFzrVVCeCAIoy008l7OHyNsSz4rJu6G06bbOs4PqshIDLcPXttvwIG0ApXMu2uGHe4HWQnmjtWsZYoKyDverSGR.P3uV2IQ71xGQEE3EkHYHx01tfQ1qicastuPBPLYmtbWmVWi8sKOI8_mrmGkwBAciOcxivC8a4Le33evwESB0vVNqJmrJBQfRpBfOay7HEaks7ITC0JcpOBwzvi3AttGwsaDbRQe4Tm.TpSGCK6z9atdS65COBFT6ktlM_lWIj3V..EVGp4ZHDh_C4yZbyYmDLBs9FcutH03cTQBTfCQymPk9.1lpf0yq9lfCELxkPmOBHonN1ORzAUlN2IK6BG1XGW8iKMZqtuXgsL8w4bV4NI9QVeAZgIo7H_xbFREQ82TEhm5P_9OxQRmYOI_IoXO5G.zyhhI6PSvu4nFHNiNRm2JWHALnf1Ej25_3S8iN863bDf_BntqDAgIK9OCQI_ChvgIKlk58nkK3K9o.LHWtn4pJlOHq6cR.JEmzIiaGFJT0eFTEWNGQHJAn05iqrJ671WvSGQp8tCIh6j5PVsHMVWMDSzduI_uNJW_oThX00YMpyvP994_vqk0vm8HgZydRsUZpyM8Pzm9KsoictNa9tXA.GpDKA",mdrd: "r_65n4xQxaTmfXdD8ibGjAuDNXYAQgokgSUQc9ILNPU-1739782540-1.2.1.1-L2U5GwMixPKI1gBLjh9urYY1yihoePjCmsKx3d2s9KHFB2gZAsLTlHWUdw8D3Df51EXuWyd390Ju8o.qifhPVm2bJbeixDVAKK.Nx4dbtCWGg5j6vzBGfrxjQgJJlLKxaSgDF33KxhcHXIhbs3dwjlLUp3pnHDmHAAhnDjQFWCKgaO8IvOr.3mLMPBVviTJuVBDUAJfqxqsbvClZHGXJms.KWYxAfFjEOp3oHYjCM_dyjXoaCxOuDBLXSC9e__TnhrRPsUcsHwKWh1R0d.9bqk_ZgXZ4ZovzA21QjDkg9EveDAg5_Vj9__JzYPB9iUJEKeoX3KnyaQUAy9ZZb50c9w0VNXQOMyPqTs1ndNKQXBJiV3Tef9T1WnPUxn8.n9l43MgarRFSKXBs1auhyjf29kiCoTZ.rfQWPaoRB6mTjYARFxXfS0LVvf8cuR_mRPz8svP0IwXZEn3o8Ct3hoPLhCYNEGPORp4GFevGReH6gr3p47DC7n35bwOmnQfX1FUVRGtaiAH6xNB4mJc2eK7zYxpe8Qq851LIg2Ij8_fRRiqTb48higzO31SIteQ5z9iHK.cEA2LvfVvOlrEaiXHd.IkHJSPxXysBd9eyPXouh6vlL.M2C2Zlo4S8J4mFa3PXqUwW57grSWmklU9rsXPX5URpx_msQQ3FBvnemh6ir3PFUJC4Pdt7ZkNzOUvJcnYHwG0FAlRY69SS15uRMloub7nHN1mo4cHEmtkRClf4Qz3KWoXydxh5mfoYL.HY4VZB56d9Gaeq1bUuBIxp0e_beXQJATE1UrGTb3kZJ.SpnAkYb7REV1exHyBQfAC6OJLNk2cGgGTBH0eLXK.aNwqae03utW_bKxOGiFl3F3yjP8IR4xCn2ImtiDqHV8OEWzXWvmsbx.44Mof_Y6wHwl.KiktlqD5kcIAOaOIrX0KOsLejmmKyxAtMKWHKjhE6KEtYLdCCfYg.Mj56jFXoxh4Dh.HEfS686KFMYfWEOQr7xDe.VJIk5vwlfXBNOSqteijSVZLLuupYViZAu7SQrE.naVDlID7Vj2NhHlIrswFssg4ZDb6uhl_kLd3DsL4xvmLjJdUbm1cQUxcGbxgBq9Qjhgaw1sj..a0GsNVnxn_lhZU1D3HpmDLghkvDuQxaOctHoAbGKH.vn_ko7T4o3oZBsZffczuCDb5f96mxXxkLjqahp7SOpecZ1FeYPEerpt1LR15HjIsYYkjig1iGLNKPuWVPZH1dnrSRw0dNEWvD07Ngb41XPHb6r60NxQxaa.SNyKb8xglKbV84vO8ZYUIVpxIIIt8YKcrwB0zWWdpCpX7PwwIctMFLY7R86_AFWJ4cQhgB_3exiWeqFm6IThjj8cuGBKI_ErWYwkbn9RW3pd1yg3VU5Hwj1JLNVE73KLdpLbzG5yjrG6vQG7vJj2BnjhCxHVRcILgQlW3dms72yjtim6Bwy2r0cAlCs7SKJzhwouuxzsn6RA.oWM0baBWoy9fUAyl60zC.ewAqxbaUlJwMH0AXW7QvebG0WjWIvFAugoel4CI2R1qs6CEVXPErMjIFkAHVgMCECMn8C9hZusUtn50lAnMDSrIGQIG2Y4RYT8VE46qlNOZVEAZL7mst63VwrODaa0QgBcmDjOo0z6oSMnVX8KkwPi_SWo92ElLlIzwRmDWl7G3KQzoRnWkBANnLcIK.NEK8NBfCLbGCarH6uCzUn_m2lP4nZ_PBmUhjEtfMzj4CiaBi8Cp.rQYuX0rpz32IuJ2_w6Ms6HW4EB2Ty_WT6TT2y5PYE_73z1Il0bsm32.y6B1s2nkPZWOx4z69dPjueR7vA2p5kAE8RTuybV7vtfXyT8vrtpMs50W5fOpCgtkwa1M70A0NvD0hiKdNSvYI8441KCSPT1bLLDFDp29td0vSQf0bY_SuwtIOmxEsGMwwwQswdTpIbPmjtXHQyUkscJdVxNRza2i0Ece6fVMVyk3bC3jmORSbUjyB"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91348f4dc841fd33';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=Wehandaka%20Pancapalaga&__cf_chl_rt_tk=ooQ1xne8e1bAlfPPTNszLo0s.P17TimU.rpEzGLneNU-1739782540-1.0.1.1-30jQj_.3.t7iZl3vhzZF1kkbaaS0Acx1OAASwTNxg4E" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>