Oikonomopoulos I, Perraki T, Kaouras G, Antoniadis P. MINERALOGICAL STUDY OF INORGANIC INTERCALATED SEAMS AT ACHLADA LIGNITE DEPOSITS (NW GREECE). geosociety [Internet]. 2007 Jan. 1 [cited 2024 Apr. 26];40(2):906-17. Available from: https://ejournals.epublishing.ekt.gr/index.php/geosociety/article/view/16744