Z. A. Mirani, M. N. Khan, M. Aziz, L.-E.-. Zehra, K. H. Sahir, and S. I. Khana, “Spices Mix Induces Biofilm Mode of Growth in Escherichia coli: Biofilm Producing Isolate of E. coli from Spices Mix”, Pakistan Journal of Scientific & Industrial Research, vol. 55, no. 1, pp. 30–34, Apr. 2012.