TY JOUR TI APPLICATION OF BLOCKCHAIN TECHNOLOGY FOR STORAGE INFORMATION ON SPATIAL OBJECTS KW blockchain KW Ethereum platform KW smart contract KW transaction KW block KW contract KW inventory KW landed property JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Demenkov, M.. AU Demenkova, E.. AU Shishmanova, S.. PY 2019 IS PB Astrakhan State Technical University