000			00389nmm a2200133Ia 4500
008			230201s9999||||xx |||||||||||||||||und||
020			_a9783642870255
100			_aMarcel Froissart
245		0	_aHyperbolic Equations and Waves
250			_a1970
260			_bSpringer Berlin Heidelberg _c1970
650			_aMathematics and Statistics
856			_uhttps://doi.org/10.1007/978-3-642-87025-5
999			_c23308 _d23308