000 00311 a2200121 4500
035 _a
090 _c21962
_d21962
100 _aDulac, M. H
245 _aPoints singuliers des equations differentielles
_cM. H. Dulac
260 _aParis
_bGauthier-Villars
_c1934
300 _a67 p
_c24 cm
942 _aIMAR
_cCART
_sSN
999 _c21684
_d21684