000
00219pam a2200097a 44500
082
_a
TR
_b
RI-9349
100
_a
D. J. Macdonald
245
1
_a
Pretreatment of bauxite with hydrogen
260
_a
_b
_c
997
_a
TR6731 C
999
_c
405888
_d
405888