POLYMENAKOU, P., M. MANDALAKIS, T. DAILIANIS, C. DIMITRIADIS, M. MEDVECKY, A. MAGOULAS, and V. GEROVASILEIOU. “Preliminary Assessment of Methanogenic Microbial Communities in Marine Caves of Zakynthos Island (Ionian Sea, Greece)”. Mediterranean Marine Science, vol. 19, no. 2, June 2018, pp. 284-9, doi:10.12681/mms.14374.