L. Richard

Biological effects of electric and magnetic fields on productivity of dairy cows.

J F Burchard, D H Nguyen, E Block, 1996, Journal of dairy science.

Effects of Electromagnetic Fields on the Levels of Biogenic Amine Metabolites, Quinolinic Acid, and β-Endorphin in the Cerebrospinal Fluid of Dairy Cows

S. N. Young, S. Young, M. Heyes, 1998, Neurochemical Research.

Exposure chamber for determining the biological effects of electric and magnetic fields on dairy cows

Duc Hai Nguyen, Javier F Burchard, Louis Richard, 2005, Bioelectromagnetics.