1. Rathmann, F. [PAX Collaboration]: In: Imai, K., Murakami, T., Saito, N., Tanida, K. (eds.) Proceedings of the 17th international spin physics symposium, Kyoto, Japan, 2006. AIP Conf. Proc., vol. 915, p. 924 (2007)
2. Lenisa, P. (Ferrara University, Italy), Rathmann, F. (Forschungszentrum Jülich, Germany) [PAX Collaboration]: Technical proposal for antiproton–proton scattering experiments with polarization. Available from
http://arXiv:hep-ex/0505054
(2005). An update of this proposal can be found at the PAX website
http://www.fz-juelich.de/ikp/pax
3. The reports from the various committees can be found at the PAX collaboration website at
http://www.fz-juelich.de/ikp/pax
4. Rathmann, F., et al.: Phys. Rev. Lett. 94, 014801 (2005)
5. Garishvili, A., et al.: MOPCH083. In: Biscari, C., Owen, H., Petit-Jean-Genaz, Ch., Poole, J., Thomason, J. (eds.) Proc. of the EPAC 2006, Edinbough, Scotland, p. 223 (2006). ISBN 92-9083-278-9 and ISBN 978-92-9083-278-2. Available from
http://accelconf.web.cern.ch/AccelConf/e06/