id	keyword
fis-5490	load
fis-5490	curved
fis-5490	curvature
fis-5490	columns
fis-5490	behavior
fis-5490	doi
fis-5490	steel
fis-5490	specimens
fis-5490	buckling
fis-5490	failure
fis-5490	section
fis-5490	stress
fis-5490	capacity
fis-5490	integrity