There are several options for receiving an invitation to the Luhansk national agrarian university. First of all, contact the international department and provide the necessary documents for issuing an invitation. You can also receive an invitation by contacting business entities with whom cooperation agreements have been concluded at LNAU. You can also issue invitations directly through the official website of the Ukrainian State Center for International Education:
https://studyinukraine.gov.ua/en/how-to-apply/invitation-letter/