Ice Ih deuterated
      Peterson S, Levy H
      Acta Crystallographica 10 (1957) 70-76
      A Single-Crystal Neutron Diffraction Study of Heavy Ice
      _cod_database_code 1008749
      _database_code_amcsd 0016628

      CELL PARAMETERS:    4.4890   4.4890   7.3270   90.000   90.000  120.000
      SPACE GROUP: P6_3/mmc  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    127.866
      Density (g/cm3):      0.936
      MAX. ABS. INTENSITY / VOLUME**2:     0.1389103480E-01
      RIR:      0.005
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                22.88        100.00        3.8876    1   0   0         6
                24.30         27.11        3.6635    0   0   2         2
                25.95         12.69        3.4341    1   0   1        12
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.