%0 Journal Article %T CONSTRUCTIVE ASPECTS OF INTEGRATION. ISSUES OF THE MATERIAL INTEGRAL EQUATIONS %A Kotov, P.. %K primitive function , Cauchy problem, unique solution. %J Modeling of systems and processes %D 2016 %N 8 %P 3 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov