000 00620nam a2200241Ia 4500
003 OSt
005 20220912145316.0
006 a|||||r|||| 00| 0
007 ta
008 220909b |||||||| |||| 00| 0 eng d
024 _a76038
037 _cTextbook
040 _aCSL
_beng
_cCSL
041 _aeng
082 _aC:(B), K1
100 _aSagan Hans
245 0 _aBoundary and eigenvalue problems in mathematical physics
260 _aNew York
_bJohn Wiley
_c1961
300 _axviii,381p.
_ccm.
650 _aPhysics
942 _hC:(B), K1
_cTB
_2CC
999 _c28500
_d28500