TY JOUR TI An open queueing network with multimode strategies and negative customers KW the queueing network KW invariance KW multi-service KW negative application LCFS PR JO Actual directions of scientific researches of the XXI century: theory and practice AU Eremina, A.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov