Dagnija Blumberga and  Toms Prodanuks and  Ivars Veidenbergs and  Andra Blumberga,  Gas Condensing Unit with Inner Heat Exchanger.   journal   = {International Journal of Energy and Power Engineering}, [online]. World Academy of Science, Engineering and Technology.
    February 2017, vol. 124(4). 382 - 386
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10006690.