The technique for measurement path be controlled based on surface reverse and ultrasonic measurement
1974 ◽
Vol 33
(4)
◽
pp. 341-346
◽
Keyword(s):
1982 ◽
Vol 61
(3)
◽
pp. 233-235
◽
Keyword(s):
Keyword(s):
1991 ◽
Vol 98
(8)
◽
pp. 807-814
◽