author  = "B. Kłos and A. Trzcińska and J. Jastrzębski and T. Czosnyka and M. Kisieliński and P. Lubiński and P. Napiórkowski and L. Pieńkowski and F. Hartmann and B. Ketzer and P. Ring and R. Schmidt and T. von Egidy and R. Smolańczuk and S. Wycech and K. Gulda and W. Kurcewicz and E. Widmann and B. Brown",
  title   = "Neutron density distributions form antiprotonic 208Pb and 209Bi atoms",
  journal = "Physical Review C",
  volume  = "Vol. 76",
  pages   = "[13]",
  year    = "2007",