Sirinapa Aryuyuen และ Winai Bodhisuwan. (2022) The Topp-Leone generalized extreme value distribution:Extreme value analysis and return level estimation of the PM2.5in Chiang Mai, Thailand. <i>Songklanakarin Journal of Science an Technology (SJST)</i>, <i>44</i>(6), 1450-1461.Sirinapa Aryuyuen และ Winai Bodhisuwan. "The Topp-Leone generalized extreme value distribution:Extreme value analysis and return level estimation of the PM2.5in Chiang Mai, Thailand". Songklanakarin Journal of Science an Technology (SJST) 44 (2022):1450-1461.Sirinapa Aryuyuen และ Winai Bodhisuwan. The Topp-Leone generalized extreme value distribution:Extreme value analysis and return level estimation of the PM2.5in Chiang Mai, Thailand. Research and Development Office, Prince of Songkla University:ม.ป.ท. 2022.