Nuttapong Arunrat และ Keaitsuda Maneeruk Nakprasit. (2019) Some inequalities for the polar derivative of some classesof polynomials. <i>Songklanakarin Journal of Science and Technology</i>, <i>41</i>(5), 1192-1203.Nuttapong Arunrat และ Keaitsuda Maneeruk Nakprasit. "Some inequalities for the polar derivative of some classesof polynomials". Songklanakarin Journal of Science and Technology 41 (2019):1192-1203.Nuttapong Arunrat และ Keaitsuda Maneeruk Nakprasit. Some inequalities for the polar derivative of some classesof polynomials. Research and Development Office, Prince of Songkla University:ม.ป.ท. 2019.