1. Mann, L.G., Decman, D.J., Martz, H.E., Massey, T.N., Struble, G.L., Kleinheinz, P., Scheerer, H.J., Burke, D.G., Kajrys, G.: Z. Phys. A 337 (1990) 301.
2. Vylov, C., Omanov, Sh., Kabilov, O., Salikhbaev, U., Khazratov, T.: Bull. Rus. Acad. Sci. Phys. 60 (1996) 141.
3. Podolyak, Zs., Bizzeti, P.G., Bizzeti-Sona, A.M., Gadea, A., Lunardi, S., Bazzacco, D., De Angelis, G., De Poli, M., Napoli, D.R., Petrache, C.M., Rossi-Alvarez, C., Ur, C.A., Kleinheinz, P., Blomqvist, J.: Phys. Rev. C 64 (2001) 034302.
4. Singh, P.P., Singh, B.P., Sharma, M.K., Gupta, U., Kumar, R., Singh, D., Singh, R.P., Murlithar, S., Ansari, M.A., Prasad, R., Bhowmik, R.K.: Phys. Lett. B 671 (2009) 20.