C. W. Kelvin Swee, T. Chong Teoh, P. Koshy, I. Salmah, and A. Zainudin, “Cloning, expression and characterization of the endoglucanase gene from Bacillus subtilis UMC7 isolated from the gut of the indigenous termite Macrotermes malaccensis in E. coli”, Electron. J. Biotechnol., vol. 18, no. 2, Mar. 2015.