Pursley JR, Martins JPN, Wright C, Stewart ND. 2012. Compared to dinoprost tromethamine, cloprostenol sodium increased rates of estrus detection, conception and pregnancy in lactating dairy cows on a large commercial dairy. Theriogenology 78 (4): 823-9.
Pursley JR, Martins JPN. 2011. Impact of circulating concentrations of progesterone and antral age of the ovulatory follicle on fertility of high-producing lactating dairy cows. Reproduction, Fertility and Development 2012;24:1-5
Martins, Joao P., Policelli, Rachel K., Neuder, Louis M., Raphael, William, Pursley, James R. 2011. Effects of cloprostenol sodium at final prostaglandin F2α of Ovsynch on complete luteolysis and pregnancy per artificial insemination in lactating dairy cows. Journal of Dairy Science 94 (No. 6 June): 2815-2824.
Martins, Joao P., Policelli, Rachel K., Pursley, James R. 2011. Luteolytic effects of cloprostenol sodium in lactating dairy cows treated with G6G/Ovsynch. Journal of Dairy Science 94 (No. 6 June): 2806-2814.
Pursley, James. R. 2016. 20 years of Ovsynch. Progressive Dairyman, May 12. http://www.progressivedairy.com/topics/a-i-breeding/20-years-of-ovsynch
Pursley, James. R. 2015. Darn it! I thought she was pregnant! Why healthy cows lose pregnancies. Progressive Dairyman, May 12. http://www.progressivedairy.com/topics/a-i-breeding/darn-it-i-thought-she-was-pregnant-why-healthy-cows-lose-pregnancies
Pursley, James. R. 2014. Is whole-herd synchronization here to stay? Progressive Dairyman, May 12. http://www.progressivedairy.com/topics/a-i-breeding/is-whole-herd-synchronization-here-to-stay
Pursley, James R. 2012. Prostaglandin F2α products: Are there differences?. Progressive Dairyman, August 28. http://www.progressivedairy.com/index.php?option=com_content&view=article&id=9353:prostaglandin-f2-products-are-there-differences&catid=47:ai-and-breeding&Itemid=73.
Pursley, James R. 2012. Presynch/Ovsynch: Simple fixes, major improvements. Progressive Dairyman, April 26. http://www.progressivedairy.com/index.php?option=com_content&view=article&id=8636:presynchovsynch-simple-fixes-major-improvements&catid=47:ai-and-breeding&Itemid=73.
Pursley, James R., Martins, Joao P. 2012. Mejora de la fertilidad de vacas en lactación. Albeitar 154(April), April 2, 154. http://albeitar.portalveterinaria.com/noticia.asp?ref=11275&cadena=pursley&como=1.
Pursley, James R., Martins, Joao P. 2011. Enhancing Fertility of Lactating Dairy Cows. Michigan Dairy Review 16(No. 2 April), April 1. https://www.msu.edu/user/mdr/vol16no2/vol16no2.pdf