00673naa#a2200169#i#450# EN\\bibl\130255 20260818075947.2 2414-3995 20250725b2025####ek#y0engy0150####ca RU THE PARTICIPATION OF FAMILY MEMBERS IN OPTIONAL CONTRACTUAL BUSINESS STRUCTURES IN THE IMPLEMENTATION OF FAMILY BUSINESS Journal article Moscow Moscow University of the Ministry of Internal Affairs of Russia named after V.Ya. Kikot 2025 5 с. Journal article local Семейное право. Наследственное право. 347.6 LEVUSHKIN A N mosumvd.editorum.ru