Highlights

Proton structure from the measurement of 2S-2P transition frequencies of muonic hydrogen
Aldo Antognini, François Nez, Karsten Schuhmann, Fernando D Amaro, François Biraben, João MR Cardoso, Daniel S Covita, Andreas Dax, Satish Dhawan, Marc Diepold, Luis MP Fernandes, Adolf Giesen, Andrea L Gouvea, Thomas Graf, Theodor W Hänsch, Paul Indelicato, Lucile Julien, Cheng-Yang Kao, Paul Knowles, Franz Kottmann, Eric-Olivier Le Bigot, Yi-Wei Liu, José AM Lopes, Livia Ludhova, Cristina MB Monteiro, Françoise Mulhauser, Tobias Nebel, Paul Rabinowitz, Joaquim MF dos Santos, Lukas A Schaller, Catherine Schwob, David Taqqu, João FCA Veloso, Jan Vogelsang, and Randolf Pohl.
Science 339, 417-420 (2013).

The size of the proton
Randolf Pohl, Aldo Antognini, François Nez, Fernando D. Amaro, François Biraben, João M. R. Cardoso, Daniel S. Covita, Andreas Dax, Satish Dhawan, Luis M. P. Fernandes, Adolf Giesen, Thomas Graf, Theodor W. Hänsch, Paul Indelicato, Lucile Julien, Cheng-Yang Kao, Paul Knowles, José A. M. Lopes, Eric-Olivier Le Bigot, Yi-Wei Liu, Livia Ludhova, Cristina M. B. Monteiro, Françoise Mulhauser, Tobias Nebel, Paul Rabinowitz, Joaquim M. F. dos Santos, Lukas A. Schaller, Karsten Schuhmann, Catherine Schwob, David Taqqu, João F. C. A. Veloso, and Franz Kottmann.
Nature, vol. 466, issue 7303, pp. 213-216 (2010).