Lukito, Rony Baskoro, et al. “Penerapan Teknik Seo (Search Engine Optimization) Pada Website Dalam Strategi Pemasaran Melalui Internet”. ComTech: Computer, Mathematics and Engineering Applications, vol. 5, no. 2, Dec. 2014, pp. 1050-8, doi:10.21512/comtech.v5i2.2363.