Velez-Ruiz, R.I., Gonzalez, V.H. and Engel, M.S. (2013) “Observations on the urban ecology of the Neotropical stingless bee Tetragonisca angustula (Hymenoptera: Apidae: Meliponini)”, Journal of Melittology, (15), pp. 1–8. doi:10.17161/jom.v0i15.4528.