GREEN'S FUNCTIONS AND CORRECT RESTRICTIONS OF THE POLYHARMONIC OPERATOR
2021 ◽
Vol 109
(1)
◽
2002 ◽
Vol 149
(1)
◽
pp. 57-63
◽
2014 ◽
Vol 19
(3)
◽
pp. 301-334
◽
2018 ◽
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