1. Alexander, P.A.B.D., Abeygunawardena, H., Perera, B.M.A.O., Abeygunawardena, I.S., 1997. Current status and factors affecting the success of artificial insemination in small-holder farms in the mid country wet zone of Sri Lanka. Tropical Agricultural Research, 9: 204-216
2. Anggraeni, A., Herawati, T., Praharani, L., Utami, D., Argis, A., 2016. Conception Rates of Holstein-Friesian Cows Inseminated Artificially with Reducing Frozen Semen Doses. Media Peternakan, 39: 75-81
3. Anzar, M., Farooq, U., Mirza, M.A., Shahab, M., Ahmad, N., 2003. Factors affecting the efficiency of artificial insemination in cattle and buffalo in Punjab, Pakistan. Pakistan Veterinary Journal, 23:106-113
4. Bhosrekar, M.R., 1990. Semen production and artificial insemination (1st ed.), BAIF Development Foundation, India. pp. 4–205.
5. Boztepe, S., Aytekin, İ., Zülkadir, U., 2015. Süt Sığırcılığı. Selçuk Üniversitesi Basımevi. Konya.