共 7 条
[2]
DIEHL HARVEY, 1959, TALANTA, V2, P382, DOI 10.1016/0039-9140(59)80131-4
[3]
An electron tube direct current voltmeter of new design
[J].
INDUSTRIAL AND ENGINEERING CHEMISTRY-ANALYTICAL EDITION,
1939, 11
:0398-0399
[7]
WEST R, 1960, PC