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https://www.docin.com/p-1569472342.html
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https://www.doc88.com/p-99999136274181.html?s=rel&id=4
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doi: 10.1016/S2215-0366(23)00092-5
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The human periconceptional maternal-embryonic space in health and disease
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10.1055/a-2017-4868
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A.L. Shilnikov, Bifurcations and chaos in the Morioka–Shimizu model, in: Methods of Qualitative Theory and Theory of Bifurcations, Gorky St. Univ.
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The Louisiana Purchase and American Expansion, 1803-1898 ISBN 9780742549845
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Giant Steps: The New Generation of African American Writers， ISBN-10 0688168760 ISBN-13 978-0688168766
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Structural Knowledge--Techniques for Representing, Conveying, and Acquiring Structural Knowledge, By David H. Jonassen, Michael Yacci, Katherine Beissner, Michael Yacci, Michael Yacci, Katherine Beissner, 1993, Routledge
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Dulay, H., Burt,M., & Krashen, S. (1982). Language Two. New York: Oxford University Press.
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