1. The pathogenesis of glaucoma;Gifford;Arch. Ophthalmol.,1930
2. The treatment of glaucoma;Gifford;Can. Med. Assoc. J.,1935
3. Cycloelectrolysis for glaucoma;Berens;Trans. Am. Ophthalmol. Soc.,1949
4. Versuche zur intraocularen Druckherabsetzung mittelst Diathermieschädigung des Corpus Ciliare (Cyclodiathermiestichelung);Vogt;Schweiz. Med. Wochnschr.,1936
5. Application of carbon dioxide snow in the region of the ciliary body as a means of lowering the intraocular pressure;Bietti;Atti 36 Cong. Soc. Oftalmol. Ital.,1947