@article{423524,
      author = {Shrum, Wesley, and Genuth, Joel. and Chompalov, Ivan.},
      url = {http://library.usi.edu/record/423524},
      title = {Structures of scientific collaboration [electronic  resource] /},
      publisher = {MIT Press,},
      recid = {423524},
      pages = {xi, 280 p. :},
      address = {Cambridge, Mass. :},
      year = {2007},
}