Study of fission reactions induced by 4,6He and 7Li beams on 209Bi and 208Pb targets S.M. Lukyanov, A.A. Hassan, Yu.E. Penionzhkevich and N.K. Skobelev EPJ Web of Conferences, 62 (2013) 07008 Published online: 13 December 2013 DOI: 10.1051/epjconf/20136207008