. . . . . . . . . "Metadata schema used for measurements or modelling of air pollutant concentrations." . "EEA assessment methods metadata schema for air quality" . . . "Nikiforos Alygizakis" . "2025-05-25T15:06:46.205Z"^^ . . . . . . . . . . . . . . . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCUA0DtZ2bq+q+KjN16T/BvhYOOD1doF543X0BuLHzjrBmMcP5SO/9TxLal5nI7WHzmiicJQk1lZz01CoDaqgwuAbHCOSE4Z/HGbXsptrqX+EqzeReWMuWsZbebm9TzSQGaa895OC+vkeZRdKxmrcpowGKM6RxtxpXsxr4uWU1LvwIDAQAB" . "alUPT2J0Y7SrWXZjQ0+GlG4m4grmmG0PHOvP1IJrtVZF9teUjKBeUtgrfXDj99LgMCTpeXQrB/WJi6dmi5x8eA7r0MCDMtyY0wNgIjtFzVK9uM4RWp74EUqg+BvyQJeQqzJ0SV+EvGPgOi9GdjwOukADKca4qNje45n3vsDNvho=" . . .