1. Burkert, V.D., Prog. Part. Nucl. Phys., 2005, vol. 55, no. 1, pp. 108–130.
2. Burkert, V. and Lee, T.S.-H., Int. J. Mod. Phys. E, 2004, vol. 13, pp. 1035–1111.
3. Ebata, T. and Lassila, K.E., Phys. Rev., 1969, vol. 183, no. 5, pp. 1425–1430.
4. Mokeev, V.I., Burkert, V.D., et al., in Proceedings of the International Workshop on the Physics of Excited Baryons (NSTAR 05), October 10–15, 2005, Tallahassee, Florida; hep-ph/0512164.
5. Mokeev, V., Ripani, M., Anginolfi, et al., Yad. Fiz., 2004, vol. 64, no. 7, p. 1368 [Phys. At. Nucl. (Engl. Transl.), 2004, vol. 64, no. 7, pp. 1292–1298].