![Grafico de los sativa, indica, ruderalis e hidridos](https://thebeeminelab.com/wp-content/uploads/2019/08/Grafico-Rompiendo-el-mito-del-Cannabis.jpg)
- Walther Otto Müller - From Franz Eugen Köhler's Medizinal-Pflantzen. Published and copyrighted by Gera-Untermhaus, FE Köhler in 1887
- Rosenthal, Ed. «Flowering Ruderalis». Cannabis Culture Magazine
- Pellati, F., Borgonetti, V., Brighenti, V., Biagi, M., Benvenuti, S., & Corsi, L. (2018). Cannabis sativa L. and Nonpsychoactive Cannabinoids: Their Chemistry and Role against Oxidative Stress, Inflammation, and Cancer. Biomed Research International, 2018, 1-15. doi: 10.1155/2018/1691428