000 00396nam a2200145Ia 4500
008 190516s9999 xx 000 0 und d
100 _aHopf, L.
_96367
245 0 _aIntroduction to the Differential Equations of Physics
260 _bDover Publications
_c1948
_aNew York
300 _a154
600 _tPhysics
_91741
650 _aPhysics
_91741
942 _cBK
999 _c109603
_d109603