Zhang, B. et al. 2020. Egg Shell Quality and Bone Status as Affected by Environmental Temperature, Ca and Non-Phytate P Intake and in vitro Limestone Solubility in Single-Comb White Leghorn Hens. International Journal of Poultry Science. 19, 5 (Apr. 2020), 219–231. DOI:https://doi.org/10.3923/ijps.2020.219.231.