000 00395nam a2200133Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aBergman, S
245 0 _aContributions to the theory of partial differential equations
260 _bPrinceton University Press
_aNew Jersey
_c1954
300 _av,257 p.
653 _aMathematics
942 _c1
999 _c57103
_d57103