The comparison of various analytic techniques of the suspensions particles size distribution from enrichment process of copper ore / W. KOWALSKI, M. BANAŚ, M. ROMAN // Vìsnik Nacìonal'nogo unìversitetu “L'vìvs'ka polìtehnìka” / Mìnìsterstvo osvìti ì nauki Ukraïni, Nacìonal'nij unìversitet “L'vìvs'ka polìtehnìka” ; ISSN 0321-0499. Komp'ûternì sistemi proektuvannâ : teorìâ ì praktika. — 2005 no. 548, s. 52–55. — Bibliogr. s. 55