000 00579nam a2200205Ia 4500
999 _c14510
_d14510
003 BNCV
005 20231122114523.0
008 200319b cv ||||| |||| 00| 0 por d
041 _aENG
245 _aThe manufacture of cement and sulphuric acid from calcium sulphate/ United Nations
260 _aNova York:
_bUnited Nations,
_c1971
300 _a86p.
_b:il.
500 _aInv. 2016
650 _aCimento
_948247
650 _aAcido sulfurico
_948248
650 _aSulfato de cálcio
_948249
080 _a666.94
_bUNI ma
942 _cLV
_2udc
949 _a1
_bAna Bela SEMEDO