2) EISENMENGER, E. & ZETNER, K. (1985) Veterinary Dentistry (pp. 12-13). Philadelphia: Lea & Febiger.
3) LINDER, O. L., MANNFRAMARRETTA, S., PIJANOWSKY, G. J., et al. (1995) Measurement of Bite Force in Dogs, A Pilot Study. Journal of Veterinary Dentistry, 12(2), 49-52