APA

Kovalev A. V., Isaev E. D., Vagapov A. R., Urnish V. V. & Ulyanova O. S.Methods to ensure optimal off-bottom and drill bit distance under pellet impact drilling. : .

Chicago

Kovalev A V, Isaev E D, Vagapov A R, Urnish V V and Ulyanova O S.Methods to ensure optimal off-bottom and drill bit distance under pellet impact drilling. : .

Harvard

Kovalev A. V., Isaev E. D., Vagapov A. R., Urnish V. V. and Ulyanova O. S.Methods to ensure optimal off-bottom and drill bit distance under pellet impact drilling. : .

MLA

Kovalev A V, Isaev E D, Vagapov A R, Urnish V V and Ulyanova O S.: . .