Media type: E-Article Title: A new nonsmooth optimization algorithm for minimum sum-of-squares clustering problems Contributor: Bagirov, Adil M.; Yearwood, John Published: Elsevier BV, 2006 Published in: European Journal of Operational Research, 170 (2006) 2, Seite 578-596 Language: English DOI: 10.1016/j.ejor.2004.06.014 ISSN: 0377-2217 Origination: Footnote: