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<xml><bibliography><APA>Wanatchapong Kongkaew. (2017) Bat algorithm in discrete optimization: A review of recent applications. &lt;i&gt;Songklanakarin Journal of Science and Technology (SJST)&lt;/i&gt;, &lt;i&gt;39&lt;/i&gt;(5), 641.</APA><Chicago>Wanatchapong Kongkaew. "Bat algorithm in discrete optimization: A review of recent applications". Songklanakarin Journal of Science and Technology (SJST)  39 (2017):641.</Chicago><MLA>Wanatchapong Kongkaew. Bat algorithm in discrete optimization: A review of recent applications. Research and Development Office, Prince of Songkla University:ม.ป.ท. 2017.</MLA></bibliography></xml>
