%0 Journal Article %T Method of green functions in mathematical modelling for two-point boundary-value problems %A Ryzhkova, E.. %A Sitnik, S.. %K two-point boundary-value problems, Green function, graph theory. %J Actual directions of scientific researches of the XXI century: theory and practice %D 2015 %N 3 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov