author = { Makkonen, Teemu AND Mitze, Timo },

title = { Scientific collaboration between ‘old’ and ‘new’ member states: Did joining the European Union make a difference? },

publisher = {Springer Science and Business Media LLC},

isbn = {1588-2861},

isbn = {0138-9130},

year = {2016},

url = { http://slubdd.de/katalog?TN_libero_mab2 }