Journal article (2014) - J Flipse (author), FK Dejene (author), D Wagenaar (author), Gerrit Bauer (author), G.E. Bauer (author), G. E W Bauer (author), G. E.W. Bauer (author), Gerrit E.W. Bauer (author), GEW Bauer (author), J Ben Youssef (author), BJ van Wees (author)