%0 Journal Article %T THE RESOURCE SAVING PROBLEMS SAVING CONSIDERING SPECIFICS OF SEVERAL 2D PLACEMENT TASKS %A Kushcheva, I.S. %A Khukhryanskaya, E.S. %K modeling, optimization, packing, resource saving, unification %J Modeling of systems and processes %D 2021 %N 14 %P 6 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov