1. Experimental studies on the fire resistance of hollow steel columns filled with plain concrete;Lie,1992
2. Fire resistance of hollow steel columns filled with carbonate aggregate concrete: test results;Lie,1988
3. Fire resistance of hollow steel columns filled with siliceous aggregate concrete: test results;Lie,1988
4. Fire resistance of circular steel columns filled with bar-reinforced concrete;Lie;J. Struct. Eng.,1994
5. Fire resistance of steel columns filled with bar-reinforced concrete;Lie;J. Struct. Eng.,1996