Chonticha Chaiyata และ Usa Humphries. (2013) Gap-filling of monthly runoff data using singular spectrum analysis (SSA) : case study of bang pakong river basin. King Mongkut’s University of Technology Thonburi:ม.ป.ท.Chonticha Chaiyata และ Usa Humphries. 2013. Gap-filling of monthly runoff data using singular spectrum analysis (SSA) : case study of bang pakong river basin. ม.ป.ท.:King Mongkut’s University of Technology Thonburi;Chonticha Chaiyata และ Usa Humphries. Gap-filling of monthly runoff data using singular spectrum analysis (SSA) : case study of bang pakong river basin. ม.ป.ท.:King Mongkut’s University of Technology Thonburi, 2013. Print.