LDR 00691naa#a2200181#i#450# 001 EN\\bibl\29340 005 20241107232558.4 011 ## _a2071-7318 100 ## _a20160625b2016####ek#y0engy0150####ca 102 ## _aRU 200 1# _aAPPROBATION OF ECONOMIC AND MATHEMATICAL MODELS IN ACTIVITY OF THE ENTERPRISES WITH THE HELP OF USING MICROSOFT EXCEL AND MATHCAD PROGRAMS _eJournal article 210 1# _aBelgorod _cBelgorod State Technological University named after V.G. Shukhov _d2016 215 ## _a7 с. 608 ## _aJournal article _2local 675 ## _aЭкономика. Экономические науки. 33 _z 700 #1 _aChikina _gElena Dmitrievna 700 #1 _aShevchenko _gM.V. 856 4# _azh-szf.ru _u