Parajuli, P. (2011). Biogas measurement techniques and the associated errors.
Chicago-viite (17. p.)Parajuli, Prakash. Biogas Measurement Techniques and the Associated Errors. Jyväskylä, 2011.
MLA-viite (9. p.)Parajuli, Prakash. Biogas Measurement Techniques and the Associated Errors. 2011.
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