N.  Kuroda, Torii, H. A., Nagata, Y., Shibata, M., Enomoto, Y., Imao, H., Kanai, Y., Hori, M., Saitoh, H., Higaki, H., Mohri, A., Fujii, K., Kim, C. H., Matsuda, Y., Michishio, K., Nagashima, Y., Ohtsuka, M., Tanaka, K., and Yamazaki, Y., ?Development of a monoenergetic ultraslow antiproton beam source for high-precision investigation?, Physical Review Special Topics - Accelerators and BeamsPhys. Rev. ST Accel. Beams, vol. 15, p. 024702 -, 2012.

H.  Knudsen, Kristiansen, H. - P. E., Thomsen, H. D., Uggerhøj, U. I., Ichioka, T., Møller, S. P., Hunniford, C. A., McCullough, R. W., Charlton, M., Kuroda, N., Nagata, Y., Torii, H. A., Yamazaki, Y., Imao, H., Andersen, H. H., and Tökesi, K., ?On the double ionization of helium by very slow antiproton impact?, Proceedings of the Fourth International Conference on Elementary Processes in Atomic Systems, vol. 267, pp. 244 - 247, 2009.