@ARTICLE{_XII_2011,
 number={No 1},
 journal={Archives of Civil Engineering},
 pages={135},
 howpublished={online},
 year={2011},
 publisher={WARSAW UNIVERSITY OF TECHNOLOGY FACULTY OF CIVIL ENGINEERING and COMMITTEE FOR CIVIL ENGINEERING POLISH ACADEMY OF SCIENCES},
 type={Materiały konferencyjne / Conference materials},
 title={XII International Conference on Metal Structures},
 URL={http://journals.pan.pl/Content/83756/mainfile.pdf},
}