TY  - ELEC
AU  - Epikhin, A. V.
AU  - Kovalev, A. V.
AU  - Evseev, V. D.
AU  - Samokhvalov, M. A.
AU  - Oleynik, A. N.
TI  - Influence of technological and geological factors on electric current impulses during drilling
T2  - Geology, mining and petroleum engineering (English, German)
KW  - труды учёных ТПУ
KW  - электронный ресурс
N2  - [References: p. 722 (3 tit.)]
UR  - http://www.lib.tpu.ru/fulltext/c/2011/C11/V2/006.pdf
ER  -