This is the Mail-Delivery-Service. I'm sorry to have to inform you that your message could not be delivered to one or more recipients. For further assistance, please contact your Mailadmin. From: 010001866e551e29-a63c42ff-df4e-4c33-ae73-335441f841ca-000000@amazonses.com To: sebastian.surma@zv.fraunhofer.de Subject: FINAL CALL FOR PAPERS: DRUID23,NOVA School of Business andEconomics, June 10-June 12, 2023 mail-mtaka29.fraunhofer.de[153.96.1.29] reply 550 #5.1.0 Address rejected.