@misc{the+architecture+of+solid+and+retractable+roofs, author = {Pawlak-Jakubowska, Anita i Romaniak, Krystyna}, title = {The architecture of solid and retractable roofs}, journal = {Technical Transactions}, address = {Kraków}, publisher = {Wydawnictwo PK}, date = {2015}, number = {Y. 112, iss. 11-A} }