00512naa#a2200181#i#450# EN\NORMA\bibl\13176 /en/manage/index 20250818145844.1 1605-6590 20160919b2016####ek#y0engy0150####ca RUS RU Secondment Contracts: Several Problems Journal article Moscow Legal publishing house Norm 2016 0 с. Journal article local Korshunova Tatyana fht.editorum.ru /en/manage/index