D. L. William, M. J. Holmes, J. Devaney, R. J. Manning, J. Lucek, K. Smith, and B. J. Ainslie, "Optical mode locking of an erbium-doped fiber laser at 10 GHz by using 20 m of highly nonlinear silica-based fiber,"
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Vol. 8 of 1995 OSA Technical Digest Series
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