Natural Frequency and Mode Shape Sensitivities of Non-Proportionally Damped Systems : Part II, Multiple Natural Frequencies (중복 고유치를 갖는 비비례 감쇠계의 고유치와 고유벡터의 민감도 해석법)
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- Journal of the Computational Structural Engineering Institute of Korea
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- v.12 no.1
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- pp.103-109
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- 1999