All attendees at MUE2018 should make the registration. One author per paper MUST be accompanied by one mandatory registration and the registration fee must be paid until Registration Due Date. Without a dedicated registration, the paper cannot be included in the conference proceedings and it cannot be recommended to the journal special issues. The following registration rules are applied to the MUE2018. All inquiries concerning registration and payment should be addressed to the general chair of MUE2018(