%0 Journal Article %T CALCULATION OF CONCENTRATION OF HARMFUL SUBSTANCES INSIDE THE ROOMS DEPENDING ON CONCENTRATION OF HARMFUL SUBSTANCES FLOWING FROM OUTSIDE %A Bednářová, P.. %A Chládek, P.. %A Šubrt, R.. %K air humidity, concentration of CO2, continuous model, differential equations %J Vestnik of Astrakhan State Technical University %D 2013 %N 2013 %P 6 %I Astrakhan State Technical University