Int. Conf and Exhi. on Powder Metallurgy for Automotive and Engineering Industries, 150-155 (03-05 February 2011). Published: Powder Metallurgy for Automotive, Aluminum alloys, Hard and Super Hard Materials, Scientific International Pvt. Ltd. ISBN: 978-93-81714-48-5 India, Hindistan, 03 Şubat 2011, ss.150-155