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Date Issued:  2009

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Issue DateTitleAuthor(s)
12009Ecological approach for chemical amelioration of Solonetz with Gypsum from sulfur gasesZlatareva, E. ; Marinova, Svetla ; Kathijotes, Nicholas 
22009Municipal Wastewater Sludge Evaluation from the Cities of Pernik and Veliko Tarnovo- Agricultural Application PotentialsKathijotes, Nicholas ; Marinova, Svetla 
32009Wastewater Treatment Sludge: Demand and Application Possibilities in Agricultural PracticeMarinova, Svetla ; Kathijotes, Nicholas