000			00307nam a2200121Ia 4500
008			180205s9999 xx 000 0 und d
020			_a9781470437428
082			_aQA374
100			_aHan, Qing and Lin, F.
245			_aElliptic partial differential equations
260			_bAMS _c2017
365			_b955=00 _cRs
650			_aMathematics
999			_c1653 _d1653