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Παραπομπή σε μορφή Chicago (17η εκδ.)Sheet metal 2007 conference, Micari F, Geiger M, Duflou J, Shirvani B, Clarke R, Lorenzo R. Di, και Fratini L. Sheet Metal 2007: Proceedings of the 12 International Conference, Held at the University of Palermo, Italy, April 1-4, 2007. Stafa-Zurich, Trans Tech Publications LTD, 2007, 2007.
Παραπομπή σε μορφή MLA (9th εκδ.)Sheet metal 2007 conference, et al. Sheet Metal 2007: Proceedings of the 12 International Conference, Held at the University of Palermo, Italy, April 1-4, 2007. Stafa-Zurich, Trans Tech Publications LTD, 2007, 2007.