Ruamtawee, N., Daosud, W., Laoong-u-thai, Y., & Kittisupakorn, P. (2016). Hybrid neural network modeling and optimization of an anaerobic digestion of shrimp culture pond sediments in biogas production process. Engineering and Applied Science Research, 43, 192–195. retrieved from https://ph01.tci-thaijo.org/index.php/easr/article/view/70183