000 00439nmm a2200157Ia 4500
008 230424s9999||||xx |||||||||||||||||und||
020 _a9783540369059
100 _aW. A. Coppel
245 0 _aDisconjugacy
250 _a1971
260 _c1971
_bSpringer Berlin
_aHeidelberg
300 _aMonograph
490 _aLecture Notes in Mathematics
_vv.220
650 _aMathematics and Statistics
856 _uhttps://doi.org/10.1007/BFb0058618
999 _c30640
_d30640