000			00271nam a2200109Ia 4500
008			180323s9999||||xx |||||||||||||| ||und||
041			_aAS
245		0	_aJournal of infrastructure systems
260			_b"s.l: ASCE, 2000"
300			_avol.6 N0.1-3
650			_aINFRASTRUKTUR
999			_c67565 _d67564