000			00329nam a2200145Ia 4500
008			190201s9999 xx 000 0 und d
082			_a669
082			_b142 FR
100			_a"Fortner, Edward ed."
245		0	_aFracture toughness Of Wr
260			_aNew York
260			_bAmerican Society
260			_c1980
300			_a231
999			_c29202 _d29202