@misc{stiffness+nonlinear+analysis+of+sections+for+reinforced+concrete+members,
    author = {Zdanowicz, Łukasz i Noakowski, Piotr},
    title = {Stiffness nonlinear analysis of sections for reinforced concrete members},
    journal = {Technical Transactions},
    address = {Kraków},
    publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>},
    date = {2013},
    number = {Y. 110, iss. 2-B}
}