?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Michalowski%2C+W.&rft.aulast=Michalowski&rft.aufirst=W.&rft.issue=4&rft.volume=28&rft.date=1999&rft.issn=0324-8569&rft.atitle=A+recursive+procedure+for+selecting+optimal+portfolio+according+to+the+MAD+model&rft.title=Control+and+Cybernetics&rft.pages=725-738&rft.genre=article