References
- Okazaki , S. , Asao , T. , Wakida , M. , Ishida , K. , Washinosu , M. , Utsugi , T. and Yamada , Y. 1995 . Preparation and formulation of indenoquinolines as antitumor agents . PCT Int. Appl. , : 146 WO 9532187 A1 19951130
- Afsah , E.‐S. and Zimaity , T. 1979 . Bull. Chem. Soc. Jpn , 52 : 3092
- Paramasivam , K. , Veeramani , K. , Ramasamy , K. and Shanmugam , P. 1978 . Synthesis , 12 : 889
- Perold , G. W. and Reiche , F. V. K. 1957 . J. S. Afr. Chem. Inst. , 10 : 5 – 10 .
- Conrad , M. and Limpach , L. 1891 . Ber. Dtsch Chem. Ges. , 20 : 944