D. B. Watts, G. B. Runion, J. L. Purswell, H. A. Torbert, and J. D. Davis, “FGD Gypsum Litter Effects on Gaseous Losses from a Broiler House”, Int. J. Poult. Sci., vol. 19, no. 1, pp. 42–50, Dec. 2019, doi: 10.3923/ijps.2020.42.50.