1. Paper 1: the EUROCAT network: organization and processes;Boyd;Bir. Def. Res. (Part A),2011
2. Complete list of EUROCAT members. Retrieved 22 February 23, 2018, from EUROCAT: http://www.eurocat-network.eu/pagecontent.aspx?tree=allmembers, (Accessed 23.02.2018).
3. EDMP User Guide. Retrieved 22 February 23, 2018, from EUROCAT: http://www.eurocat-network.eu/content/Section%202.4-%2027_Oct2016.pdf.
4. EUROCAT Guide 1.4. (2016). Retrieved 22 February 23, 2018: www.eurocat-network.eu/aboutus/datacollection/guidelinesforregistration/guide1_4.
5. EUROCAT Membership Criteria, Retrieved 22 February 23, 2018, from EUROCAT: http://www.eurocat-network.eu/content/Membership%20criteria_vs, (Accessed 23.02.2018).