000 00341nam a2200121Ia 4500
008 200906s9999 xx 000 0 und d
082 _a517.5 T617
100 _aTITCHMARSH.E.C
245 0 _aEIGEN FUNCTION EXPANSIONS ASSOCIATED WITH SECOND-ORDER DIFFERENTIAL EQUATIONS
260 _bCLARENDON, OXFORD
_c1958
300 _a23X15
942 _cBK
999 _c61176
_d61176