Karsinah, Karsinah, Phany Ineke Putri, K. Nurjannah Rahayu, and Agata Febrina Panjiputri. 2016. “The Profile of Pekalongan As a Center of Economic Growth at Tangkallangka Strategic Areas”. International Journal of Economics and Financial Issues 6 (6S):105-9. https://www.econjournals.com/index.php/ijefi/article/view/3125.