• Dardis, A., et al.: J. Endocrinol., 179, 131 (1990)
• Bird, I., et al.: Endocrinology, 134, 2468 (1990)
• Auchus, R., et al.: J. Biol. Chem., 273, 3158 (1990)
• Gazdar, A., et al.: Cancer Res., 50, 5488, (1990)
• Julian, P.L. et al. , J.A.C.S. , 1950, 72 , 5145, (synth)
• Dupont, L. et al. , Acta Cryst. , 1973, 29 , 205, (cryst struct)
• Gallagher, T.F. et al. , J.A.C.S. , 1949, 71 , 3262, (synth)
• Aldrich Library of FT-IR Spectra, 1st edn. , 1985, 2 , 1054C, (ir)
• Reichstein, T. et al. , Helv. Chim. Acta , 1938, 21 , 1197, (isol, synth)
• Tseikinskii, V.M. et al. , Bioorg. Khim. , 1979, 5 , 1537, (cryst struct)
• Aldrich Library of 13C and 1H FT NMR Spectra , 1992, 3 , 584B, (nmr)
• Smit, A. et al. , Rec. Trav. Chim. (J. R. Neth. Chem. Soc.) , 1966, 85, 731, (synth)
• Numazawa, M. et al. , J.O.C. , 1985, 50 , 81, (synth)
• Boar, R.B. , J.C.S. Perkin 1 , 1975, 1275, (pmr)
• Gonzalez, M.D. et al. , Org. Magn. Reson. , 1984, 22 , 586, (cmr)