Fields, R.D. & Fields, K.D. & Fields, M.C. (2007)
Semiconductor gel in shark sense organs? Neuroscience Letters, 426(3), 166–170
DOI: 10.1016/j.neulet.2007.08.064

Fields, R.D. & Bullock, T.H. & Lange, G.D. (1993)
Ampullary sense organs, peripheral, central and behavioral electroreception in chimeras (Hydrolagus, Holocephali, Chondrichthyes). Brain, Behavior and Evolution, 41(6), 269–289
DOI: 10.1159/000113849

Fields, R.D. & Ellisman, M.H. (1988)
Functionally significant plasticity of synaptic morphology: Studies on the ribbon synapse of the ampullae of lorenzini. Neuroscience, 25(2), 705–720
DOI: 10.1016/0306-4522(88)90271-0

Heyer, G.W. & Fields, M.C. & Fields, R.D. & Kalmijn, A.J. (1981)
Field experiments on electrically evoked feeding responses in the pelagic blue shark, Prionace glauca [Abstract]. Biological Bulletin, 161, 344–345

Fields, R.D. & Lange, G.D. (1980)
Electroreception in the ratfish (Hydrolagus colliei). Science, 207(4430), 547–548