000 00481pam a2200169a 44500
082 _a517.4
_bL39vE
100 _aLavrent'Ev, Mikhail A.
245 1 _aVARIATIONAL METHODS, FOR BOUNDARY VALUE PROBLEMS, FOR SYSTEMS OF ELLIPTIC EQUATIONS
260 _aGroningen
_bNoordhoff
_c1963
300 _a150
650 _aCalculus Of Variations
650 _aConformal Mapping
650 _aBoundary Value Problems
700 _aRadok, J. R. M.
964 _gCIRC
997 _a57553 C
999 _c429220
_d429220