About this article
Published Online: Dec 15, 2012
Page range: 15 - 22
DOI: https://doi.org/10.2478/v10299-012-0002-5
This content is open access.
Olena Savchenko
National University “Lviv Polytechnic” Institute of Building and Environmental Engineering, Chair “Heat, Gas supply and ventilation”
Ivan Balins’kyi
National University “Lviv Polytechnic” Institute of Building and Environmental Engineering, Chair “Heat, Gas supply and ventilation”
Grygoriy Shpak
National University “Lviv Polytechnic” Institute of Building and Environmental Engineering, Chair “Heat, Gas supply and ventilation”