8Durrani A A,et al.Euphorbia helioscopia Linn Pakistan. J Sci Ind Res, 1967,10:167.
9Kueler P,er al.Bioehemistry and physiology of latex. XV Ⅲ,m-hydroxyphenylglycine and 3,5-dihydroxyphenyphenylglycine,two new amino acid from Euphorbia helioscopia latex, Z Naturforsch, 1968,23: 659.
10Kawase A,et al.Some properties of a new flavonoid,Tithymalin, isolated from the herbs of Euphorbia helioscopia Lin.Agr Biol Chem, 1968,32 : 121.