NF B53-612-2*NF EN 1309-2:2006 Round and sawn timber - Method of measurement of dimensions - Part 2 : round timber - Requirements for measurement and volume calculation rules
2006NF B53-612-2*NF EN 1309-2:2006 Round and sawn timber - Method of measurement of dimensions - Part 2 : round timber - Requirements for measurement and volume calculation rules