@misc{selected+issues+of+structure+forming+of+the+contemporary+single+and+multi+curved+roofs, author = {Żwirek, Paweł}, title = {Selected issues of structure forming of the contemporary single and multi-curved roofs}, journal = {Technical Transactions}, address = {Kraków}, publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>}, date = {2014}, number = {Y. 111, iss. 8-A} }