استانداردها

BSI - British Standards Institution (275)

ASTM - ASTM International (139)

ACI - American Concrete Institute (45)

DIN - Deutsches Institut für Normung e. V. (14)

AASHTO - American Association of State Highway and Transportation Officials (8)

IEEE - The Institute of Electrical and Electronics Engineers, Inc. (7)

ISO - International Organization for Standardization (1)

ITU-T - International Telecommunication Union/ITU Telcommunication Sector (1)

2000 - 2024 (463)

1922 - 1999 (27)

English (489)