000 00250nam a2200073 4500
080 _a
_b
245 _aBS-2644 - 1980/ISO 535 - 1976; Method for determination of water absorption of paper and board (cobb method)
700 _aBritish Standards Institution
260 _aLondon
_bBSI
_c1980
300 _a3p
999 _c31411
_d31411