Zhang, H., Y. Wang, J. Zhang, L. Wang, Q. Li, X. Sheng, Y. Han, Z. Yuan, and Q. Weng. 2015. “Testicular Expression of NGF, TrkA and p75 During Seasonal Spermatogenesis of the Wild Ground Squirrel (Citellus Dauricus Brandt)”. European Journal of Histochemistry 59 (3). https://doi.org/10.4081/ejh.2015.2522.