000
00289nam a2200133 4500
003
OSt
040
_c
IIT Kanpur
041
_a
eng
082
_a
691.5
_b
P837r
110
_a
Portland cement association
245
_a
Research department bulletin: 101-120
653
_a
Cement
942
_c
BK
999
_c
564722
_d
564722