Effect of carbon content on the fracture toughness of $Ni-Cr-Mo$ steels — Wpływ węgla na odporność na pękanie stali $Ni-Cr-Mo$ / J. PACYNA, R. DĄBROWSKI, G. ZAJĄC // Archives of Metallurgy and Materials / Polish Academy of Sciences. Committee of Metallurgy. Institute of Metallurgy and Materials Science ; ISSN 1733-3490. — 2008 vol. 53 iss. 3, s. 803–807. — Bibliogr. s. 807. — tekst: http://www-1imim-1pl-1atoz.wbg2.bg.agh.edu.pl/files/archiwum/Vol3_2008/artykuly/17_.pdf

The effect of nickel on mechanical properties of structural steels model alloys / ZAJĄC G., PACYNA J. // W: CAM3S'2005 : CAMMMS Contemporary Achievements in Mechanics, Manufacturing and Materials Science : programme and abstracts of the eleventh international scientific conference : 6\textsuperscript{th}–9\textsuperscript{th} December 2005 Gliwice–Zakopane / ed. L. A. Dobrzański ; Institute of Engineering Materials and Biomaterials of the Silesian University of Technology [etc.]. — Gliwice : International Organising Committee of the Scientific Conferences AMME World Press, 2005. — Na okł. dodatkowo: COMMENT accompanying event. — Opis częśc. wg wstępu. — S. 67. — Pełny tekst W: CAM3S'2005 [Dokument elektroniczny] : Contemporary Achievements in Mechanics, Manufacturing and Materials Science : 6\textsuperscript{th} – 9\textsuperscript{th} December Gliwice–Zakopane : proceedings of the eleventh international scientific conference : COMMENT accompanying event. - Wersja do Windows. - Dane tekstowe / ed. Leszek A. Dobrzański ; Institute of Engineering Materials and Biomaterials of the Silesian University of Technology [etc.]. - Gliwice : International Organising Committee of the Scientific Conferences AMME World Press, 2005. - 1 dysk optyczny. - S. 1061–1065. — Wymagania systemowe: Adobe Reader ; napęd CD. - Bibliogr. s. 1065, Abstr.

The kinetics of phase transformations during tempering in structural steels with nickel / G. ZAJĄC, J. PACYNA // W: AMME'2005 : Achievements in Mechanical & Materials Engineering : proceedings of the 13th international scientific conference : Gliwice–Wisła, Poland, May 16–19, 2005 / ed. Leszek A. Dobrzański. — Gliwice : Organising Committee of the International Scientific Conferences – Institute of Engineering Materials and Biomaterials of the Silesian University of Technology, 2005. — ISBN10: 8389728117. — S. 719–722. — Bibliogr. s. 722, Abstr.

The kinetics of phase transformations during tempering in structural steels with nickel / G. ZAJĄC, J. PACYNA // Journal of Materials Processing Technology ; ISSN 0924-0136. — 2005 vol. 162–163, s. 442–446. — Bibliogr. s. 446, Abstr.. — Publikacja dostępna online od: 2005-04-19. — 8th international conference on Advances in materials and processing technologies/13th international conference on Achievements in mechanical and materials engineering : Gliwice–Wisła, Poland, May 16-19, 2005. — tekst: https://www-1sciencedirect-1com-10000271y07cd.wbg2.bg.agh.edu.pl/science/article/pii/S0924013605000919/pdfft?md5=56b84eb4a3bff591b45d4956cd094086&pid=1-s2.0-S0924013605000919-main.pdf

The kinetics of phase transformations during tempering in structural steels with nickel / ZAJĄC G., PACYNA J. // W: COMMENT'2005 : programme & abstracts of the worldwide Congress on Materials and Manufacturing Engineering and Technology : Gliwice–Wisła 2005 / ed. L. A. Dobrzański. — Gliwice : Organising Committee of the International Scientific Conferences, Institute of Engineering, Materials and Biomaterials of the Silesian University of Technology, 2005. — Na s. tyt. dod.: The worldwide congress 'COMMENT'2005' on the occasion of the 60\textsuperscript{th} anniversary of the Faculty of Mechanical Engineering of the Silesian University of Technology in Gliwice, Poland. — S. 130. — Pełny tekst W: COMMENT [Dokument elektroniczny] : worldwide Congress on Materials and Manufacturing Engineering and Technology : 8\textsuperscript{th} international conference on Advances in Materials and Processing Technologies AMPT'2005 ; 13\textsuperscript{th} international scientific conference on Achievements of Mechanical and Materials Engineering AMME'2005 ; 7\textsuperscript{th} international conference on Computer Integrated Manufacturing – Intelligent Manufacturing Systems CIM'2005 ; 10\textsuperscript{th} jubilee countrywide conference on Contemporary Achievements in Materials Science CAMS'2005 ; international scientific conference on Environmental Friendly Technologies ENT'2005 ; 46\textsuperscript{th} international scientific conference on Foundry – Solidification and Crystallisation of Metals FOUND'2005 ; 3\textsuperscript{rd} scientific conference on Materials, Mechanical and Manufacturing Engineering MMME'2005 : 16\textsuperscript{th}–19\textsuperscript{th} May 2005, Gliwice–Wisła, Poland : proceedings : short papers. - Wersja do Windows. - Dane tekstowe / ed. L. A. Dobrzański ; Politechnika Śląska. - 2005. - 1 dysk optyczny. - S. 719–722. — Wymagania systemowe: Adobe Reader ; napęd CD. - Bibliogr. s. 722, Abstr.