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		Current energy position of New York State wastewater treatment facilities / by Nancy Andrews, John Willis, Diane Nascimento. by Andrews, Nancy [author.] Willis, John [author.] Nascimento, Diane [author.] Material type: Text; Format: available online ; Literary form: Not fiction Publisher: Alexandria, Virginia : Water Environment Research Foundation, 2016Copyright date: ©2016 Online resources: Click to View Availability: Items available for loan: Colombo (1). Jaffna (1). Kandy (1).
		Flare efficiency estimator and case studies / by John Willis [and four others]. by Willis, John Material type: Text; Format: available online ; Literary form: Not fiction Publisher: Alexandria, VA : Water Environment Research Foundation, 2013 Online resources: Click to View Availability: Items available for loan: Colombo (1). Jaffna (1). Kandy (1).

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