Simone-Finstrom, Michael; Spivak, Marla (May–June 2010). «Propolis and bee health: The natural history and significance of resin use by honey bees». Apidologie41 (3): 295-311. doi:10.1051/apido/2010016.
Toreti VC, Sato HH, Pastore GM, Park YK (2013). «Recent progress of propolis for its biological and chemical compositions and its botanical origin». Evidence-Based Complementary and Alternative Medicine2013: 697390. PMID23737843. doi:10.1155/2013/697390.
Toreti VC, Sato HH, Pastore GM, Park YK (2013). «Recent progress of propolis for its biological and chemical compositions and its botanical origin». Evidence-Based Complementary and Alternative Medicine2013: 697390. PMID23737843. doi:10.1155/2013/697390.