Columbia subject headings:
Reinforced concrete construction--Congresses.
Reinforced concrete--Deterioration--Congresses.
Harvard subject headings:
Reinforced concrete construction--Congresses.
Reinforced concrete--Deterioration--Congresses.
Princeton subject headings:
Reinforced concrete construction--Congresses.
Reinforced concrete--Corrosion--Congresses.
Reinforcing bars--Corrosion--Congresses.