@misc{testing+timber+beams+after+130+years+of+utilization,
    author = {Brol, Janusz i Dawczyński, Szymon i Malczyk, Andrzej i Adamczyk, Katarzyna},
    title = {Testing timber beams after 130 years of utilization},
    address = {Warszawa},
    publisher = {Stowarzyszenie Konserwatorów Zabytków},
    date = {2012}
}