Martin, UlrikeNemeth, Karoly2007-05-222007-11-252016-03-062016-09-072007-01-162007-05-222007-11-252016-03-062016-09-072005-01-01http://hdl.handle.net/10179/9638No abstract availableapplication/pdfMaarVolcanic glassBasaltTuff ringTuff coneSurtseyanIAVCEIIASMAAR conference in HungaryJournal ArticleMassey_DarkMassey_Dark