1. P. Heikkinen, in Proceedings of the 18th Int. Conf. on Cyclotrons and Their Applications, October 1–5, 2007, Giardini Naxos, Italy, p. 128.
2. B. N. Gikal, G. G. Gul’bekyan, O. N. Borisov, A. M. Lomovtsev, V. B. Zarubin, I. A. Ivanenko, N. Yu. Kazarinov, V. I. Kazacha, V. P. Kukhtin, E. V. Lamzin, V. N. Mel’nikov, S. V. Pashchenko, E. V. Samsonov, O. V. Semchenkova, S. E. Sychevskii, and I. Franko, Preprint No. P9-2006-151, OIYaI (Joint Institute for Nuclear Research, Dubna, 2006).
3. C. B. Bigham, Canadian Patent No. 1.008.125/MKP (March 7, 1975), Method and Apparatus for Magnetic Field Shimming in an Isochronous Cyclotron (Atomic Energy of Canada, Ltd., 1975).
4. C. B. Bigham, Nucl. Instrum. Methods 131, 223 (1975).
5. V. P. Belov, P. V. Bogdanov, I. N. Vasil’chenko, M. F. Vorogushin, S. V. Grigorenko, Yu. V. Zuev, V. A. Kislov, V. P. Kukhtin, K. A. Lamzin, V. G. Mudrolyubov, A. V. Nikiforovskii, A. V. Popov, Yu. P. Severgin, S. A. Silaev, Yu. I. Stogov, A. P. Strokach, S. E. Sychevskii, and N. F. Shilkin, Vopr. At. Nauki Tekh., Ser.: Elektrofiz. Apparatura 30, 27 (2006).