http://www.iso.org ISO standards and projects ISO - International Organization for Standardization 240 http://www.iso.org/iso/logo_iso.gif http://www.iso.org ISO 3898:1997 - Bases for design of structures -- Notations -- General symbols This document reached stage 95.99 on 2013-03-05 , TC/SC: ISO/TC 98/SC 1, ICS: 91.080.01 Withdrawn standards ISO 3898:2013 - Bases for design of structures -- Names and symbols of physical quantities and generic quantities This document reached stage 60.60 on 2013-03-05 , TC/SC: ISO/TC 98/SC 1, ICS: 91.080.01 Published standards ISO 8930:1987 - General principles on reliability for structures -- List of equivalent terms This document reached stage 90.60 on 2009-03-18 , TC/SC: ISO/TC 98/SC 1, ICS: 91.080.01; 01.040.91 Published standards ISO 3898:1987 - Bases for design of structures -- Notations -- General symbols This document reached stage 95.99 on 1997-08-07 , TC/SC: ISO/TC 98/SC 1, ICS: 91.080.01 Withdrawn standards ISO 3898:1976/Add 1:1982 This document reached stage 95.99 on 1988-04-01 , TC/SC: ISO/TC 98/SC 1, ICS: 91.080.01 Withdrawn standards