2012DIN EN ISO 22282-1:2012-09 Geotechnical investigation and testing - Geohydraulic testing - Part 1: General rules (ISO 22282-1:2012); German version EN ISO 22282-1:2012
2012DIN EN ISO 22282-1:2012 Geotechnical investigation and testing - Geohydraulic testing - Part 1: General rules (ISO 22282-1:2012); German version EN ISO 22282-1:2012
1970DIN EN ISO 22282-1 E:2008-04 Geotechnical Investigation and Testing Geotechnical Hydraulic Testing Part 1: General Rules (Draft)