%0 Journal Article %T On integral guiding functions in the study of asymptotics of solutions for a class of functional differential equations %A Kornev, S.. %K functional differential equation, periodic solution, guiding function, asymptotic behavior. %J Actual directions of scientific researches of the XXI century: theory and practice %D 2014 %N 2 %P 3 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov