Milica Radanovic, Joseph R. Milanovich, Kyle Barrett and John A. Crawford. "Stable isotopes reveal an invasive plant contributes more than native sources to anuran larvae diets" Journal of Freshwater Ecology Vol. 32 Iss. 1 (2017) p. 337 - 347
Available at: http://works.bepress.com/joseph_milanovich/29/