Electric Communications Soundig Device for the Tunneling Machine Control. Development and Research
1974 ◽
Vol 100
(2)
◽
pp. 175-176
1975 ◽
Vol 101
(1)
◽
pp. 151-151
1973 ◽
Vol 99
(1)
◽
pp. 21-37
2021 ◽
Vol 1088
(1)
◽
pp. 012080