@misc{the+development+of+wooden+bridges+through+the+ages+a+review+of+selected+examples+of+heritage+objects+part+1+the+milestones, author = {Partov, Doncho i Maślak, Mariusz i Ivanov, Radan i Petkov, Milen i Sergeev, Denislav i Dimitrova, Antoaneta}, title = {The development of wooden bridges through the ages – a review of selected examples of heritage objects. Part 1 – the milestones}, journal = {Technical Transactions}, address = {Kraków}, publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>}, date = {2016}, number = {Y. 113, iss. 2-B} }