@misc{shear+capacity+of+prestressed+hollow+core+slabs+on+flexible+supports, author = {Derkowski, Wit i Surma, Mateusz}, title = {Shear capacity of prestressed hollow core slabs on flexible supports}, journal = {Technical Transactions}, address = {Kraków}, publisher = {Wydawnictwo PK}, date = {2013}, number = {Y. 110, iss. 2-B} }