Clinical Examination of the Pupil
III, Neuro-Ophthal Chap 5, p. 69., McCrary,J.A., 1850
Ocular Motor Manifestations of Brainstem & Cerebellar Dysfunction
Chap 9, p 104 Neuro-Ophthalmol ed J. L. Smith., Daroff,R.B., 1850
The Pupil
U. of Miami Bascom Palmer Eye Institute., Smith,J.L., 1850