1. Veterinary Ophthalmology Notes;Severin,1989
2. Ophthalmological Emergencies;Mandell,1999
3. Fundamentals of Veterinary Ophthalmology;Slatter,1990
4. Small Animal Ophthalmology: A Problem-Oriented Approach;Peiffer,1997
5. Ocular emergencies;Bachrach,1992