@misc{structural+health+monitoring+of+a+rail+bridge+structure+impacted+by+mining+operation,
    author = {Bętkowski, Piotr i Bednarski, Łukasz i Sieńko, Rafał},
    title = {Structural health monitoring of a rail bridge structure impacted by mining operation},
    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. 6-B}
}