00658naa#a2200181#i#450# EN\\bibl\29714 20241227113442.5 2071-7318 20160325b2016####ek#y0engy0150####ca RU TO THE QUESTION OF DEFINITION OF ECONOMIC EFFICIENCY OF RECONSTRUCTION OF REAL ESTATE OBJECTS Journal article Belgorod Belgorod State Technological University named after V.G. Shukhov 2016 3 с. Journal article local Экономика. Экономические науки. 33 Avilova I. P. Zharikov Igor' Sergeevich bulletinbstu.editorum.ru