German construction contract procedures - Part C: General technical specifications for building works - General rules for all kinds of building works— 15 стр.
Resilient floor coverings - Homogeneous and heterogeneous polyvinyl chloride floor coverings - Specification; (includes amendment A1:2003); German version EN 649:1996 + A1:2003, Corrigenda to DIN EN 649:2004-01— 3 стр.