@misc{the+monitoring+of+a+substrate+strengthened+with+concrete+columns, author = {Bednarski, Łukasz i Sieńko, Rafał i Howiacki, Tomasz i Posłajko, Mariusz}, title = {The monitoring of a substrate strengthened with concrete columns}, journal = {Technical Transactions}, address = {Kraków}, publisher = {<a href=\"http://www.wydawnictwo.pk.edu.pl/\" target=\"_blank\">Wydawnictwo PK</a>}, date = {2017}, number = {Y. 114, vol. 3} }