1. Agrawal, G.P.: Nonlinear Fiber Optics. Academic Press, New York (1995)
2. Pitaevskii, L.P., Stringari, S.: Bose–Einstein Condensation. Oxford University Press, Oxford (2003)
3. Dodd, R.K., Eilbeck, J.C., Gibbon, J.D., Morris, H.C.: Solitons and Nonlinear Wave Equations. Academic Press, New York (1982)
4. NATOASI Series B,1993
5. Cataliotti, F.S., Burger, S., Fort, C., Maddaloni, P., Minardi, F., Trombettoni, A., Smerzi, A., Inguscio, M.: Josephson junction arrays with Bose–Einstein condensates. Science 293, 843 (2001)