TY - GEN ED - BUREAU OF CEYLON STANDARDS TI - SLS : 475 : 1979 : Method for testing of paper and board for stiffness -static bending method PY - 1979/// CY - Colombo PB - BUREAU OF CEYLON STANDARDS KW - a676.620.1 KW - SRI LANKA-STANDARDS KW - STANDARDS-SRI LANKA N1 - STD2661 ER -