Clark, P. L., Molina-Ochoa, J., Martinelli, S., Skoda, S. R., Isenhour, D. J., Lee, D. J., . . . Foster, J. E. (2007). Population Variation of the Fall Armyworm, Spodoptera frugiperda, in the Western Hemisphere. University of Wisconsin Library.

Clark, Pete L., Jaime Molina-Ochoa, Samuel Martinelli, Steven R. Skoda, David J. Isenhour, Donald J. Lee, Jeffrey T. Krumm, and John E. Foster. Population Variation of the Fall Armyworm, Spodoptera Frugiperda, in the Western Hemisphere. University of Wisconsin Library, 2007.

Clark, Pete L., et al. Population Variation of the Fall Armyworm, Spodoptera Frugiperda, in the Western Hemisphere. University of Wisconsin Library, 2007.