Sarker, M. M., A. G. Kibria, M. M. Haque, K. P. Sarker, and M. K. Rahman. “Spontaneous Transmural Migration of a Retained Surgical Mop into the Small Intestinal Lumen Causing Sub-Acute Intestinal Obstruction: A Case Report”. TAJ: Journal of Teachers Association, vol. 19, no. 1, Aug. 2011, pp. 34-37, doi:10.3329/taj.v19i1.3167.