id	keyword
fis-4544	gratings
fis-4544	load
fis-4544	failure
fis-4544	concrete
fis-4544	gfrp
fis-4544	specimens
fis-4544	slab
fis-4544	punching
fis-4544	doi
fis-4544	shear
fis-4544	steel
fis-4544	reinforcement
fis-4544	strain
fis-4544	sp01