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Ecology and Theology/ Vagharshapat 2007, pages 215 (Armenian) 2007


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The Akhuryan Reservoir /A geological, ecological, toxicological review/ L.M. Martirosyan, A.A. Stepanyan, A.A.Shaqaryan, M.Ruel/ Gyumri 2005, pages 58 (Armenian, English) 2005