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 Bacillus Subtilis as Self-Healing Agent in Cement Mortar:  Combined and the Separate Effect of Bacteria and Calcium  Lactate on Self-Healing Behavior in Cement Mortar.
<em>Mehran University Research Journal Of Engineering And Technology, 40</em>(2), 426 - 434.
doi:10.22581/muet1982.2102.16