@misc{masashi-a,
  title = {XAFS spectrum of Calcium sulfate},
  author = {Masashi Ishii, Photon Factory},
  publisher = {KEK},
  year = {},
  keywords = {Calcium sulfate, CaSO4, S K-edge, Sulfate, Si(111), BL-9A, Photon Factory, XAFS, collection - MDR XAFS DB}
}