1- AHMAD N., NOAKES D.E., SUBANDRIO A.L., B-mode real time ultrasonographic imaging of the testis and epididymis of sheep and goats, Vet. Rec., 1991, 128, 491-496

2- AHMAD N., NOAKES D.E., MIDDLETON D.J., Seminal vesiculitis and epididymitis in an Anglo-Nubian buck, Vet. Rec., 1993, 133, 322-323

3- BOUNDY T., Routine ram examination, In Pract., 1992, 14 ,219-228

4- DODD D.C., HARTLEY W.J., A specific suppurative epididymitis of rams, N. Z. Vet. J., 1955, 3, 105-110

5- EKDAHL M.O., MONEY D.F.L., MARTIN C.A., Some aspects of epididymitis of rams in New Zealand, N. Z. Vet. J., 1968, 16, 81-82

6- FERRERAS M., MUÑOZ M., PEREZ V., BENAVIDES J., GARCIA-PARIENTE C., FUERTES M. et al, Unilateral orchitis and epididymitis caused by Salmonella enterica subspecies diarizonae infection in a ram, J. Vet. Diagn. Invest., 2007, 19, 194-197

7- JACKSON P.G., WHITE R.A., Epididymitis in a goat, Vet. Rec., 1982, 111, 81-82

8- JANSEN B.C., The epidemiology of bacterial infection of the genitalia in rams, Onderspoort J. Vet. Res., 1983, 50, 275-282

9- LAWS L., ELDER J.K., Ovine epididymo-orchitis caused by Actinobacillus lignieresi, Aust. Vet. J., 1969, 45, 384

10- LOZANO E.A., Etiologic significance of bacterial isolates from rams with palpable epididymitis, Am. J. Vet. Res., 1986, 47, 1153-1156

11- PARKINSON T.J., Fertility and infertility in male animals, In: NOAKES D.E., PARKINSON T.J., ENGLAND G.C.W., Veterinary Reproduction and Obstetrics. 8th edn., W. B. Saunders Co. Ltd., London, England, 2001, 695-750

12- RODOLAKIS A., BERNARD K., Isolement de Chlamydia des organes génitaux de béliers atteints d'épididymite, Bull. Acad. Vét. Fr., 1977, 50, 65-70

13- SMITH M.C., Infertility in the buck, In Current therapy in theriogenology, Philadelphia: WB Saunders, 1986, 622-624

14- SMITH M.C., SHERMAN D.M., Reproductive system, In: Goat medicine, Philadelphia: Lea & Febiger, 1994, 411-463