SPIŠÁK, Emil et al. Research into Plastic Deformation of Double Reduced Sheets. - Registrovaný: Scopus. In Metals : Open Access Journal. - Basel : MDPI. ISSN 2075-4701, 2018, vol. 8, no. 2, pp. [1-10] online. APVV-14-0834, VEGA 1/0872/14.