• Gupta, R.S.; Somatic Cell Genetics, 7, 59 (1954)
• Kelly, M.G. & Hartwell, J.L.; J. of the Nat'l Cancer Inst., 14, 967 (1954)
• Gupta, R.S.; Cancer Research, 43, 505 (1983a)
• Jones, D.W. et al., Chem. Comm., 1987, 1797; 1989, 1370, (synth)
• Aldrich Library of 13C and 1H FT NMR Spectra, 1992, 2, 1304A, (nmr)
• Duffield, A.M., J. Het. Chem., 1967, 4, 16, (ms)
• Andersen, K.V. et al., J.C.S. Perkin 2, 1990, 1871, (cryst struct)
• Van Speybroeck, R. et al., Tetrahedron, 1991, 47, 4675, (synth)
• Thurston, L.S. et al., J. Med. Chem., 1989, 32, 604, (pharmacol)
• Schrecker, A.W. et al., J.O.C., 1956, 21, 288; 381, (props, abs config)
• Gensler, W.J. et al., J.O.C., 1966, 31, 3224, (synth)
• Sackett, D.L., Pharmacol. Ther., 1993, 59, 163, (rev)
• Ayres, D.C. et al., J.C.S. Perkin 1, 1972, 1343, (pmr)
• Petcher, T.J. et al., J.C.S. Perkin 2, 1973, 288, (cryst struct)
• Hartwell, J.L. et al., J.A.C.S., 1951, 73, 2909, (isol)
• Nadkarni, M.V. et al., J.A.C.S., 1953, 75, 1308, (isol, derivs)
• Jackson, D.E. et al., Phytochemistry, 1984, 23, 1029; 1037, (biosynth)
• Vyas, D.M. et al., Tet. Lett., 1986, 27, 3099, (synth)
• Kamil, W.M. et al., Phytochemistry, 1986, 25, 2093, (biosynth)
• Kaneko, T. et al., Tet. Lett., 1987, 28, 517, (synth)
• Puri, H.S., Planta Med., 1988, 54, 269, (isol)
• Wichers, H.J. et al., Phytochemistry, 1991, 30, 3601, (biosynth)
• Ward, R.S., Synthesis, 1992, 719, (rev, synth, bibl)
• Macdonald, D.I. et al., J.O.C., 1986, 51, 4749, (synth)
• Van der Eycken, J. et al., Tetrahedron, 1986, 42, 4297, (synth)
• Forsey, S.P. et al., J.O.C., 1989, 54, 4280, (synth)
• Inamori, Y. et al., Chem. Pharm. Bull., 1986, 34, 3928, (props)
• Andrews, R.C. et al., J.A.C.S., 1988, 110, 7854, (synth)
• Gensler, W.J. et al., J.A.C.S., 1962, 84, 1748, (synth)
• Pelter, A. et al., Tetrahedron, 1994, 50, 10829, (synth)
• Macdonald, D.I. et al., J.O.C., 1988, 43, 3663, (synth)
• Martindale, The Extra Pharmacopoeia, 30th edn., Pharmaceutical Press, 1993, 765
• Aldrich Library of FT-IR Spectra, 1st edn., 1985, 2, 320A, (ir)
• Stoll, A. et al., J.A.C.S., 1954, 76, 3103, (glucoside)
• Ayres, D.C. et al., Lignans, Chem. Biol. and Clinical Props., Cambridge, 1990, (rev)
• Lewis, R.J., Sax's Dangerous Properties of Industrial Materials, 8th edn., Van Nostrand Reinhold, 1992, EBB600
• Lim, Y.-H. et al., Arch. Pharmacal Res., 1999, 22, 208-212, (Angeloylpodophyllotoxin)
• Berkowitz, D.B. et al., J.O.C., 2000, 65, 847-860, (synth, bibl)
• Zhao, C. et al., Chem. Pharm. Bull., 2001, 49, 773-775, (Isopodophyllotoxin 7-gentiobioside)
• Del Corral, J.M.M. et al., J. Nat. Prod., 1995, 58, 870, (synth, pmr, cmr)
• Bush, E.J. et al., J.C.S. Perkin 1, 1996, 151, (synth)
• Canel, C. et al., Phytochemistry, 2000, 54, 115-120, (rev)