1. 2. H. Danielsson, T. T. Tchen, and D. M. Greenberg , InMetabolic Pathways (edited by), Academic Press, New York1968 , Vol. II , p.117 .
2. Conversion of 7α,12α-dihydroxycholest-4-en-3-one to 5α-cholestane-3α,7α,12α-triol by iguana liver microsomes
3. A Method of Synthesis of Allocholanoic Acids. Bile Acids and Steroids. 182.
4. 5. D. R. James, R. W. Rees, and C. W. Shoppee , J. Chem. Soc. (1955 ) 1370 .