@article{47419,
      author = {Dalle, Jean-Michel, and David, Paul A., and Bolici,  Francesco, and Rullani, Francesco,},
      url = {http://tind.wipo.int/record/47419},
      title = {The interplay between volunteers and firm’s employees in  distributed innovation: emergent architectures and  stigmergy in open source software.},
      recid = {47419},
      pages = {1 volume.},
}