Vestnik VSAU 2017 year №2 № 2 Journal for download Journal article-by-article for download: 13-22 23-30 31-39 40-44 45-49 50-58 59-66 67-73 74-78 79-84 85-90 91-99 100-104 105-111 112-120 121-127 128-131 132-142 143-147 148-157 158-165 166-176 177-185 186-196 197-203 204-210 211-216