TY JOUR TI FGIS «GRAIN» AS A LEGAL INSTITUTION: BETWEEN TRACEABILITY AND QUASI-LICENSING OF TURNOVER KW FSIS «Zerno» KW grain law KW agricultural law KW digitalization KW legal technique KW traceability KW quasi-licensing KW grain turnover KW proportionality of regulation JO INTERNATIONAL AGRICULTURAL JOURNAL AU Korotchenko, P.V. AU Mayboroda, V.A. PY 2026 IS 9 PB Electronic science