A. L. B. Martins, G. A. Garcia, J. da S. Pereira, S. Rodriguez, A. Rivera, and L. F. C. G. Vianna, “Retinal nerve fiber layer thickness analysis in normal and glaucomatous dogs using laser polarimetry diagnosis”, Braz. J. Vet. Res. Anim. Sci., vol. 40, no. 6, pp. 403–408, Jan. 2003, doi: 10.1590/S1413-95962003000600003.