- Applied Optics, Vol. 51, Issue 34, pp. 8111-8131 (December 2012)
- Jens Reichardt, Ulla Wandinger, Volker Klein, Ina Mattis, Bernhard Hilber, Robert Begbie
- Applied Optics, Vol. 52, Issue 6, pp. 1339-1350 (February 2013)
- Sergey Oshchepkov, Andrey Bril, Tatsuya Yokota, Yukio Yoshida, Thomas Blumenstock, Nicholas M. Deutscher, Susanne Dohe, Ronald Macatangay, Isamu Morino, Justus Notholt, Markus Rettinger, Christof Petri, Matthias Schneider, Ralf Sussman, Osamu Uchino, Voltaire Velazco, Debra Wunch, Dmitry Belikov