1. Vinstad, J. E., Bye, A. S., Grande, K. V., Hustad, B. M., Hustvedt, E., and Nergård, B.SPE International Symposium on Oilfield Scale, Aberdeen, U.K., January 29–30, 2003; paper no. 80375.
2. Runham, G. and Smith, P. C.SPE International Symposium on Oilfield Chemistry, The Woodlands, TX, April 20–22, 2009; paper no. 121522.
3. Baugh, T. D., Grande, K. V., Mediaas, H., Vindstad, J. E., and Wolf, N.O.SPE International Symposium on Oilfield Scale, Aberdeen, U.K., May 11–12, 2005; paper no. 93011.
4. Archaeal C80 isoprenoid tetraacids responsible for naphthenate deposition in crude oil processing
5. Structure elucidation of C80, C81 and C82 isoprenoid tetraacids responsible for naphthenate deposition in crude oil production