RAMAYYA, P JAGAPATHI, et al. “Origin and Distrubtion Pattern of Reticular Fibres in Thymus of Pre and Post Natal Buffalo (Bubalus Bubalis)”. The Indian Journal of Animal Sciences, vol. 78, no. 6, Mar. 2011, https://epubs.icar.org.in/index.php/IJAnS/article/view/4765.