000 00225 a2200097 4500
001 23812
100 _aAgmon, S
245 _aLecture on elliptic boundary value problems
260 _a
_bNostrand
_c1965
090 _c16126
_d16126
942 _aNUST-CAE
_cM
_c6810
999 _c258885
_d258885