Free Calculation of Contamination Zones by the Compressed and Liquefied Harmful Substances in Changing Meteorological Conditions Kotov D.S., Zolotoy S.A., Kotov S.G., Novikov E.V., Sayechnikov V.A. DOI: 10.24000/0409-2961-2019-1-67-70 Year: 2019 Issue num: 1 more