Sandalli, C., K. Singh, and M. J. Modak. “Characterization of Catalytic Carboxylate Triad in Non-Replicative DNA Polymerase III (pol E) of Geobacillus Kaustophilus HTA”. Cellular and Molecular Biology, vol. 58, no. 1, Dec. 2012, pp. 44-49, https://mail.cellmolbiol.org/index.php/CMB/article/view/576.