@article{YuAltenbergerSun1998,
  author    = {Yu, S. and Altenberger, Uwe and Sun, Y.},
  title     = {Petrology, geochemistry, and tectonic setting of the Shangdan Metamorphic Sandstone ; Shangdan Suture Zone, Qinling Mountains (Central)},
  year      = {1998},
  language  = {en}
}