Systematical study of the optical potential for systems like A+'ANTPOT.58 Ni' from sub-barrier data analysis - Gasques, Leandro Romero; Chamon, Luiz Carlos; Pereira, Dirceu; Gonzalez-Alvarez, Marcos Aurélio; Rossi Junior, E S; Silva, C P; Nobre, G P A; Carlson, B V (Physical Review C, 2003)