TY JOUR TI Mathematical modelling of process it pressure tests of the cavity by introduction of gas KW a gas KW a porous environment KW a filtration KW a field of pressure. JO Actual directions of scientific researches of the XXI century: theory and practice AU Khusainov, I.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov