Емельянова, И. А., А. А. Задорожный, and Н. А. Меленцов. 2017. “INCREASE OF RELIABILITY AND EFFICIENCY OF WORK OF DOUBLE-PISTON SOLUTION OF CONCRETE PUMPS WITH DISH VALVES FOR ACCOUNT OF EXCEPTION OF OPPOSITE CURRENT OF CONCRETE MIXTURE”. Academic Journal Industrial Machine Building Civil Engineering 1 (40):8-13. https://journals.nupp.edu.ua/znp/article/view/213.