00629naa#a2200193#i#450# EN\\bibl\13569 /en/manage/index 20250407060353.1 2071-7318 20161025b2016####ek#y0engy0150####ca RUS RU ESSENCE, CHARACTERISTICS AND CHALLENGES OF ORGANIZATIONAL-LEGAL FORMS OF PPP IN RUSSIA Journal article Belgorod Belgorod State Technological University named after V.G. Shukhov 2016 6 с. Journal article local Gerasimenko Olga Avilova Zhanna test.editorum.ru /en/manage/index