id	keyword
fis-3807	bars
fis-3807	numerical
fis-3807	steel
fis-3807	slenderness
fis-3807	doi
fis-3807	load
fis-3807	analysis
fis-3807	buckling
fis-3807	steel bars
fis-3807	failure
fis-3807	models
fis-3807	cross
fis-3807	results
fis-3807	strength
fis-3807	compression
fis-3807	lpf
fis-3807	space
fis-3807	ratios