Author: 3. Ponomareva L.A., Kazakov E.K., Abduqodirova L.K., Tuhtarov B.E., Dravskix I.K., Sharipova S.A., Sadullayeva X.A.3. Ponomareva L.A., Kazakov E.K., Abduqodirova L.K., Tuhtarov B.E., Dravskix I.K., Sharipova S.A., Sadullayeva X.A.