Drake, G. J.-C., Shea, R. L., Fidgett, A., Lopez, J., & Christley, R. M. (2017). Provision of ultraviolet basking lights to indoor housed tropical birds and their effect on suspected vitamin D3 deficiency. Journal of Zoo and Aquarium Research, 5(4), 151–157. https://doi.org/10.19227/jzar.v5i4.283