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3. ADBA, 2017. AD & Bioresources News 36.
4. ADBA, 2011. The Case for Crop Feedstocks in Anaerobic Digestion. London: Anaerobic Digestion and Biogas Association with CLA, NFU and REA.
5. From biopower to energopolitics in England’s modern waste technology;Alexander;Anthropol. Quart.,2014