C. A. Huset, Chiaia, A. C., Barofsky, D. F., Jonkers, N., Kohler, H. - P. E., Ort, C., Giger, W., and Field, J.,
“Occurrence and mass flows of fluorochemicals in the Glatt Valley watershed, Switzerland”,
Environmental science & technology, vol. 42, pp. 6369–6377, 2008.
S. I. Rondon, DeBano, S. J., Clough, G. H., Hamm, P. B., and Jensen, A.,
“Occurrence of the potato tuber moth, in the Columbia Basin of Oregon and Washington”, in
Integrated Pest Management for the Potato Tuber Moth, Phthorimaea operculella Zeller – a Potato Pest of Global Importance, Weikersheim, Germany: Margraf Publishers, 2008, pp. 9-13.