000
00293nam a2200109Ia 4500
008
191031s9999 xx 000 0 und d
100
_a
Altovsky
245
0
_a
Manual for systematic study of the regime of undergroudn water
260
_b
New century book house
365
_b
7.06
942
_c
BK
999
_c
194092
_d
194092