000 00252nam a2200073 4500
080 _a
_b
245 _aBS-6094 (part 1) - 1981/ISO 5264/1 - 1979; Methods for laboratory beating of pulps Part 1 valley beater method
700 _aBritish Standards Institution
260 _aLondon
_bBSI
_c1981
300 _a6p
999 _c29203
_d29203