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Baranovskii AV, Litvinovskaya RP, Khripach VA. 1993. Steroids with heterocyclic ring in side chain - synthesis and transformations. Uspekhi Khimii 62: 704-725

Cao HP, Chen SK. 1993. Brassinosteroid-induced rice lamina joint inclination and its relation to auxin and ethylene. Plant Physiology 102: 63-63

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Hazra BG, Pore VS, Joshi PL. 1993. Short step stereoselective synthesis of 2a,3a,22-triacetoxy-23,24-dinor-5a-cholan-6-one - key intermediate for the preparation of 24(1)-norbrassinolide, dolicholide and dolichosterone. Journal of the Chemical Society, Perkin Transactions 1, 1819-1822**

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Mikami K, Sakuda S. 1993. Towards the synthesis of the side chains of brassinolides: diastereodivergent alkoxyaldehyde-ene reaction and nickel-catalysed transformation of vinyl sulfide. Journal of the Chemical Society, Chemical Communications, 710-712**

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(Revised November 2011)