Retracted

Information about retracted scientific articles:
1. Urazbekov E. I., Goldstein A. E. Device for demagnetization of long cylindrical products // Polzunovsky Vestnik, No. 4 (Vol. 2), pp.94-97, 2016.
2. Protopopov A.V., Bobrovskaya S.A., Voroshilova A.V., Klevtsova M.V. Cellulose esters with aromatic oxyacids from the fruit shell of oats // Polzunovsky Vestnik, No. 2, pp.171-176, 2016.
3. Shelmina E. A., Borovskoi I. G. Performance analysis of modern desktop and client-server DBMS // Polzunovsky Bulletin, No. 3, pp.81-84, 2017.
4. Papin A.V., Ignatova A.Yu., Zlobina E.S. Application of the oil agglomeration method for processing solid carbon-containing waste // Polzunovsky Vestnik, No. 2, pp.163-166, 2016.
5. Scriabin M. L., Smekhova I. N. Stages of formation of porous structures during microarc oxidation of piston aluminum alloys // Polzunovsky Vestnik, No. 4, pp.192-196, 2017.