T. Hassan, T. Abuhlega, A. Lawila, and S. Alkekli, “Histamine in Tuna Sandwiches and Hygienic Status of Some School Food Vendor Premises in Tripoli city, Libya”., JMPS, vol. 1, no. 2, pp. 41–33, Jun. 2017, doi: 10.26389/AJSRP.T110617.