1. The magic passport;Ferrara,2014
2. European Commission. Action plan to strengthen the european response to travel document fraud. 2016. URL http://ec.europa.eu/dgs/home-affairs/what-we-do/policies/european-agenda-security/legislative-documents/docs/20161208/communication_-_action_plan_to_strengthen_the_european_response_to_travel_document_fraud_en.pdf.
3. Developing harmonized automated border control (abs) training capabilities;van der Hor,2017
4. Detection of face morphing attacks by deep learning;Seibold,2017
5. Transferable deep-cnn features for detecting digital and print-scanned morphed face images;Raghavendra,2017