Natthakitt To-orn. (2022) Using Benthic Macrofauna as Biological Index for Water Resources Quality Assessment in Pasak River, Ayutthaya Province. <i>Thai Science and Technology Journal</i>, <i>30</i>(3), 33-46.Natthakitt To-orn. "Using Benthic Macrofauna as Biological Index for Water Resources Quality Assessment in Pasak River, Ayutthaya Province". Thai Science and Technology Journal 30 (2022):33-46.Natthakitt To-orn. Using Benthic Macrofauna as Biological Index for Water Resources Quality Assessment in Pasak River, Ayutthaya Province. Research Administration Division:ม.ป.ท. 2022.