1. Ueber Tagesschwankungen des intraokularen Druckes bei Glaukom;Maslenikow;Z. Augenheilkd.,1904
2. The phasic variations in the ocular tension in primary glaucoma;Duke-Elder;Am. J. Ophthalmol,1952
3. The Glaucomas;Sugar,1960
4. General changes in glaucoma;Agarwal;Ophthalmologica,1956
5. Twenty-four hourly variation of aqueous flow: Examinations with perilimbal suction cup;Ericson;Acta Ophthalmol,1958