000 00458nam a2200181 4500
001 18796/75
005 20130515014911.0
008 111112s9999 xx 000 0 und d
020 _a335 01220 5
082 0 0 _a515. 35 uni
100 1 _a"0, . "
_93953
245 1 0 _asecond order differential equations:
_b/
_c ..
250 _a1 ed.
260 _auk :
_bopen university
_c1972.
300 _a", 26p.;
_c30 cm."
490 0 _amst281 17
942 _2lcc
_cBK
999 _c31911
_d31911