Γασπαράτος Δ., Χαϊντούτη Κ., Ταρενίδης Δ. and Τσαγκαλίδης Α. 2004. ENRICHMENT FACTORS OF HEAVY METALS IN IRON - MANGANESE CONCRETIONS FROM IMPERFECTLY DRAINED SOILS. Bulletin of the Geological Society of Greece. 36, 1 (Jan. 2004), 158–163. DOI:https://doi.org/10.12681/bgsg.16596.