TY JOUR TI Estimations of full moduli of smoothness In different metricss KW the module of the smoothness KW the mixed derivative KW derivative on a direction KW trigonometrical polynom JO Actual directions of scientific researches of the XXI century: theory and practice AU Simonov, B.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov