000			00358nam a2200157Ia 4500
005			20250425160753.0
008			250425s9999 xx 000 0 und d
041			_aeng
082			_a515.35
245		0	_aA SHORT COURSE ON DIFFERENTIAL EQUATIONS
250			_aS.E.
260			_aS.L.
260			_aSin Pais _bMACM _c1931
942			_c01
010			_a4862
999			_c195810 _d195810