Yarnell, W.E., Nayduch, D., Schacht, M., Cohnstaedt, L.W. 2011. Natural carbon dioxide generation for the attraction of blood feeding arthropods. Meeting Abstract. 59477.
Herrero, M.V., Yarnell, W.E., Schmidtmann, E.T. 2004. Landscape associations of the sand fly, Lutzomyia (Heleocyrtomyia) apache (Diptera: Psychodidae), in the southwestern United States: a geographic information system analysis. Journal of Vector Ecology. 29: 205-211.