1. Alberini, Anna and Kathleen Segerson. 2002. Assessing voluntary programs to improve environmental quality. Environmental and Resource Economics 22: 157–184.
2. ASTM International Nanotechnology Standards available at
http://www.astm.org/Standards/nanotechnology-standards.html
; ISO Standards developed by the ISO’s Technical Committee 229 on Nanotechnologies is available at
http://www.iso.org/iso/iso_catalogue/catalogue_tc/catalogue_tc_browse.htm?commid=381983&includesc=true&published=on&development=on
.
3. Borck, Jonathan C., Cary Coglianese, and Jennifer Nash. 2008. Environmental leadership programs: Toward an empirical assessment of their performance. Ecology Law Quartely 35: 711–833.
4. Breggin, L.K., and L. Carothers. 2006. Governing uncertainty: The nanotechnology environmental, health, and safety challenge. Columbia Journal of Environmental Law 31: 285–329.
5. Caballero, Thomas E. 1998. Project XL: Making it legal, making it work. Stanford Environmental Law Journal 17: 399–471.