1. Notes on the Mexican species of the genus Bursera;Bullock A.A.;Bull. Misc. Inf. Kew,1936
2. The lower Tertiary floras of southern England. IV. A summary and survey of findings in the light of recent botanical observations;Chandler M.E.J.;Bull. British Museum (Nat. Hist.), Geol.,1964
3. A phytochemical survey of 21 species of the genus Bursera (Burseraceae) natives of Mexico;Domínguez X.A.;Rev. Latinoamer. Quím.,1973
4. Bursera;Engler A.;Monogr. Phaner.,1883