1. CARBON, NITROGEN AND SULFUR ISOTOPES AS EVIDENCE FOR AN ANOMALOUS OCEAN DURING RECOVERY FROM THE END PERMIAN MASS EXTINCTION. Authors: VIOREL ATUDOREI, SPENCER LUCAS, MICHAEL ORCHARD, JOHN-PAUL ZONNEVELD, JEAN GUEX.2. ISOTOPIC INVESTIGATIONS OF CAVE DRIP WATERS AND PRECIPITATIONS IN FLORIDA, USA. Authors: KALI PACE-GRACZYK, BOGDAN P. ONAC, VIOREL ATUDOREI.