Wiener, J. B., Swedlow, B., Kall, D., Zhou, Z., & Hammitt, J. K. (2011). A Quantitative Comparison of Relative Precaution in the United States and Europe, 1970-2004. In The Reality of Precaution: Comparing Risk Regulation in the United States and Europe (pp. 377–408). RFF Press/Earthscan/Routledge.

Wiener, Jonathan B., Brendon Swedlow, Denise Kall, Zheng Zhou, and James K. Hammitt. “A Quantitative Comparison of Relative Precaution in the United States and Europe, 1970-2004.” In The Reality of Precaution: Comparing Risk Regulation in the United States and Europe, 377–408. RFF Press/Earthscan/Routledge, 2011.

Wiener JB, Swedlow B, Kall D, Zhou Z, Hammitt JK. A Quantitative Comparison of Relative Precaution in the United States and Europe, 1970-2004. In: The Reality of Precaution: Comparing Risk Regulation in the United States and Europe. RFF Press/Earthscan/Routledge; 2011. p. 377–408.

Wiener, Jonathan B., et al. “A Quantitative Comparison of Relative Precaution in the United States and Europe, 1970-2004.” The Reality of Precaution: Comparing Risk Regulation in the United States and Europe, RFF Press/Earthscan/Routledge, 2011, pp. 377–408.

Wiener JB, Swedlow B, Kall D, Zhou Z, Hammitt JK. A Quantitative Comparison of Relative Precaution in the United States and Europe, 1970-2004. The Reality of Precaution: Comparing Risk Regulation in the United States and Europe. RFF Press/Earthscan/Routledge; 2011. p. 377–408.