Teerapod Naebnean. (2023) ANIMAL FEED MIXER WITH ROTATING DRUM USING BIOGAS ENERGY. <i>Life Sciences and Environment Journal</i>, <i>24</i>(2), 469-481.Teerapod Naebnean. "ANIMAL FEED MIXER WITH ROTATING DRUM USING BIOGAS ENERGY". Life Sciences and Environment Journal 24 (2023):469-481.Teerapod Naebnean. ANIMAL FEED MIXER WITH ROTATING DRUM USING BIOGAS ENERGY. Pibulsongkram Rajabhat University:ม.ป.ท. 2023.