Studies in Stereochemistry. X. The Rule of "Steric Control of Asymmetric Induction" in the Syntheses of Acyclic Systems Donald J. Cram, Fathy Ahmed Abd Elhafez J. Am. Chem. Soc.; 1952; 74(23); 5828-5835. Abstract
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Juyoung Yoon, Carolyn B. Knobler, Emily F. Maverick and Donald J. Cram (1997). “Dissymmetric new hemicarcerands containing four bridges of different lengths”. Chem. Commun. (14): 1303–1304. doi:10.1039/a701187c.Quản lý CS1: nhiều tên: danh sách tác giả (liên kết)
