Items where Author is "Põõsaste, Pirjo-Andra"
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Põõsaste, Pirjo-Andra (2016) Viljandi reoveepuhasti settetöötlus ja metaankääriti rajamise otstarbekus. [thesis] [en] The Sludge Treatment Technology of the Viljandi Sewage Treatment Plant and the Feasibility of Anaerobic Digester.