Frederiksen, J. K., Li, N., Das, R., Herschlag, D., & Piccirilli, J. A. (2012). Metal-ion rescue revisited: Biochemical detection of site-bound metal ions important for RNA folding. Cold Spring Harbor Laboratory Press.

Frederiksen, John K., Nan-Sheng Li, Rhiju Das, Daniel Herschlag, och Joseph A. Piccirilli. Metal-ion Rescue Revisited: Biochemical Detection of Site-bound Metal Ions Important for RNA Folding. Cold Spring Harbor Laboratory Press, 2012.

Frederiksen, John K., et al. Metal-ion Rescue Revisited: Biochemical Detection of Site-bound Metal Ions Important for RNA Folding. Cold Spring Harbor Laboratory Press, 2012.