Muhammad, S., 		Siddiqui, H., 		Abro, M., 		Usmani, A., & 		Malick, M.
2021 Oct  1.  Bacillus Subtilis as Self-Healing Agent in Cement Mortar: The Effect of Curing Time and Amount of Calcium Lactate on Strength. Mehran University Research Journal of Engineering and Technology. [Online] 40:4