References
- Institute of Materia Medica of Yunnan Province, Zhongcaoyao Tongxun, 11 (1976), 11–14.
- Zemplén , G , Farkas , L and Rakusa , R . 1958 . Acta Chim. Hung. , 14 : 471 – 473 .
- Zemplén , G , Farkas , L and Rakusa , R . 1958 . Acta Chim. Aca. Sci. Hung. , 16 : 445 – 448 .
- Farkas , L , Mezey-Vàndor , G and Nógràdi , M . 1971 . Chem. Ber. , 104 : 2646 – 2647 .
- Farkas , L , Mezey-Vàndor , G and Nógràdi , M . 1974 . Chem. Ber. , 107 : 3878 – 3882 .