000			00488nmm a2200145Ia 4500
008			230125s9999||||xx |||||||||||||||||und||
020			_a9781461220145
100			_aFerrucio Colombini, Nicolas Lerner
245		0	_aGeometrical Optics and Related Topics
250			_a1997
260			_bBirkhäuser Boston _c1997
440			_aProgress in Nonlinear Differential Equations and Their Applications
650			_aMathematics and Statistics
856			_uhttps://doi.org/10.1007/978-1-4612-2014-5
999			_c7787 _d7787