Popularization of timber structures in EstoniaTuhkanen, EeroProceedings of the 1st Eastern Europe Conference on Timber Constructions : (EECTC-2018), O.M. Beketov National University of Urban Economy in Kharkiv, Ukraine 7-8 June 20182018 / p. 78-84 : illhttps://eectc.pro/images/Proceedings%20of%20EECTC-2018.pdf