Edwards, Joan, Gordon P. Smith, and Molly H.F. McEntee. “Long-Term Time-Lapse Video Provides Near Complete Records of Floral Visitation”. Journal of Pollination Ecology 16 (June 3, 2015): 91–100. Accessed April 24, 2024. https://pollinationecology.org/index.php/jpe/article/view/340.