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vls/2603nrwcece.visuallibrary.netvdEinfuehrung in die PotentialtheorieSigl, RudolfauttextbookKarlsruheWichmann1973monographic231 S.Potenzialtheorie3-87907-031-8HT004618982http://digitool.hbz-nrw.de:1801/webclient/DeliveryManager?pid=5801779&custom_att_2=simple_viewer61/4545matb.s5771993072420070127009325601 https://ce.visuallibrary.net//domainresource/static/graphics/connectors/viewerLogo.gif http://193.30.112.129:83/F/?func=find-c&ccl_term=ICS%3D009325601+X0001 https://ce.visuallibrary.net/id/115999 https://ce.visuallibrary.net/i3f/v20/115999/manifest https://ce.visuallibrary.net/proto_ftsearch/115999