@article{801019,
      author = {Muller, Martin N., and Wrangham, Richard W., and Pilbeam,  David R.,},
      url = {http://library.usi.edu/record/801019},
      title = {Chimpanzees and human evolution /},
      recid = {801019},
      pages = {1 online resource (ix, 837 pages) :},
}