@article{1365190,
      note = {"May 1989, Volume 79, Number 401 (first of 4 numbers)."},
      author = {Nussbaum, Roger D.,},
      url = {http://library.usi.edu/record/1365190},
      title = {Iterated nonlinear maps and Hilbert's projective metric,  II /},
      recid = {1365190},
      pages = {1 online resource (126 pages).},
}