DIN EN 1170-3:1998-01 Precast concrete products - Test method for glass-fibre reinforced cement - Part 3: Measuring the fibre content of sprayed GRC; German version EN 1170-3:1997
1998DIN EN 1170-3:1998-01 Precast concrete products - Test method for glass-fibre reinforced cement - Part 3: Measuring the fibre content of sprayed GRC; German version EN 1170-3:1997