Christensen, V., Wineland, M., Ort, D., Mann, K., & Neely, E. (2006). Eggshell Conductance and Incubator Humidity as Factors in Embryo Survival and Poult Growth. International Journal of Poultry Science, 5(9), 830–837. https://doi.org/10.3923/ijps.2006.830.837