Reply: New canonic variable frequency RC harmonic oscillator with two similar sections
1993 ◽
Vol 70
(4)
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pp. 434-436
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2004 ◽
Vol 41
(1)
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pp. 45-47
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1985 ◽
Vol 10
(2)
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pp. 239-248
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2010 ◽
Vol 130
(10)
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pp. 1131-1138
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