Hammitzsch, M., Carrilho, F. J., Necmioglu, O., Lendholt, M., Reißland, S., Schulz, J., Omira, R., Comoglu, M., Ozel, N. M., Wächter, J. (2013): TRIDEC Tsunami Early Warning System in international tsunami warning and communication exercise. - Talk presented at the TIEMS Berlin Conference on "Public Alerting and Social Media during Crisis and Disasters" (Berlin 2013)