000 00331nam a2200109Ia 4500
008 230329s9999 xx 000 0 und d
020 _a81-87169-49-4
100 _aSommerfeld, A
245 0 _aPartial differential equations in physics: Lectures on theoretical physics
260 _aKolkatta
_bLevant Books
_c2004
300 _avii, 335p.
999 _c44718
_d44718