1. Ursolic Acid—A Pentacyclic Triterpenoid with a Wide Spectrum of Pharmacological Activities
   Łukasz Woźniak et al, 2015, Molecules CrossRef
2. Lupan-Skeleton Pentacyclic Triterpenes with Activity against Skin Cancer: Preclinical Trials Evolution
   Codruţa Şoica et al, 2017, Unique Aspects of Anti-cancer Drug Development CrossRef
3. Therapeutic Potential of Certain Terpenoids as Anticancer Agents: A Scoping Review
   Sareh Kamran et al, 2022, Cancers CrossRef
4. Differential Anti-Proliferative and Anti-Migratory Activities of Ursolic Acid, 3-O-Acetylursolic Acid and Their Combination Treatments with Quercetin on Melanoma Cells
   Aljawharah AlQathama et al, 2020, Biomolecules CrossRef
5. Ursolic and Oleanolic Acids Induce Mitophagy in A549 Human Lung Cancer Cells
   Nayeli Shantal Castrejón-Jiménez et al, 2019, Molecules CrossRef