Pollen use by sweat bees in relation to resource availability in a tropical forestDOI: info:10.1111/j.1365-2311.2012.01367.xv. 37No. 4Wiley-Blackwell309–317
Smith, Adam R., López Quintero, Isis J., Moreno Patiño, Jorge Enrique, Roubik, David Ward, and Wcislo, William T. 2012. "Pollen use by Megalopta sweat bees in relation to resource availability in a tropical forest." Ecological Entomology, 37, (4) 309–317. https://doi.org/10.1111/j.1365-2311.2012.01367.x.