Valančius, K., Paulauskaitė, S. and Motuzienė, V. 2015. Research of apartment buildings‘ ventilation systems and analysis of system renewal options. Mokslas – Lietuvos ateitis / Science – Future of Lithuania. 7, 4 (Sep. 2015), 485-492. DOI:https://doi.org/10.3846/mla.2015.825.