Eells, R.; Barros, M.; Scott, K. M.; Karageorgos, I.; Heinrich, F.; Losche, M. Biointerphases (2017)
St. Germain, J.; Rothenberg, L. N. Physics Today (2012)
St. Germain, J.; Ling, C. C. Physics Today (2005)
Yaes, R. Physics Today (1982)