Quality of Groundwater in Western Thessaly the Problem of Nitrate Pollution by Dimopoulos Μ., Chalkiadaki Μ., Dassenakis Μ. And Scoullos M.
Nitrogen, Phosphorus and Organic Carbon in Main Rivers of the Western Greece by Ovezikoglou P., Ladakis M., Dassenakis M. and Skoullos M.