1. Section of Botany, Department of Biology, National and Kapodistrian University of Athens, Panepistimiopolis, 15784 Athens, Greece
2. Inorganic Chemistry Laboratory, Department of Chemistry, National and Kapodistrian University of Athens, Panepistimiopolis, 15771 Athens, Greece
3. Section of Historical Geology–Paleontology, Department of Geology and Geoenvironment, National and Kapodistrian University of Athens, Panepistimiopolis, 15771 Athens, Greece