TY  - BOOK
AU  - Kudri︠a︡shov, B. B
AU  - I︠A︡kovlev, A. M
TI  - Drilling in the permafrost
SN  - 9061919622
SN  - 92165328
U1  - 621.9520911 KUD 
PY  - 1991///
CY  - Rotterdam
PB  - A.A. Balkema
KW  - Boring
KW  - Permafrost
N1  - Includes bibliographical references (p. [314]-318)
ER  -