@article{small,
  title={Self-Assembled Silica-Carbonate Structures and Detection of Ancient Microfossils.},
  author={J.M Garcia-Ruiz, S. T. Hyde, A. M Carnerup et al.},
  journal={Science},
  volume={302},
  year={2003},
  doi={10.1126/science.1090163}
}