TY  - BOOK
AU  - Sarančov, S. I.
AU  - Gankov, A. A.
AU  - Ušakova, G. I.
TI  - Experimental verification of the dependence of echo signals intensity of fish concentration density
T2  - C. M
VL  - 1983/B:10
PY  - 1983///
CY  - M.
KW  - Москва
KW  - П722.11
KW  - rubbk
N2  - Библиогр.: с. 9-10
ER  -