Arromdee, P., Nawalerskasama, A., & Saewong, N. (2017). Economic Analysis of Electricity Generation from Chicken Manure by Plug Flow Anaerobic Digester and CSTR Anaerobic Digester. Humanities, Arts and Social Sciences Studies, 17(3), 27–50. https://doi.org/10.14456/sujsha.2017.24