Methods of test for mortar for masonry - Part 3: Determination of consistence of fresh mortar (by flow table); German version EN 1015-3:1999+A1:2004+A2:2006— 12 стр.
Water quality - Determination of 33 elements by inductively coupled plasma atomic emission spectroscopy (ISO 11885:1996); German version EN ISO 11885:1997— 22 стр.