Konzmann, Sabine, Mona Neunkirchen, Dagmar Voigt, Christoph Neinhuis, and Klaus Lunau. “Pollenkitt Is Associated With the Collectability of Malvoideae Pollen for Corbiculate Bees”. Journal of Pollination Ecology 33 (May 23, 2023): 128–138. Accessed March 28, 2024. https://www.pollinationecology.org/index.php/jpe/article/view/754.