Journal article (2015) - X Cui (author), MA Green (author), PJ Blower (author), Dong Zhou (author), D Zhou (author), Y. Yan (author), W Zhang (author), W. Zhang (author), Wuyuan Zhang (author), Kristina Djanashvili (author), K Djanashvili (author), K. Djanashvili (author), D Mathe (author), DS Veres (author), K Szigeti (author)