Priyanka Bhosale, Priya Rajegaonkar, Manisha Shimpi, and Shweta Wadkar. “Spatial Keyword Search By Using Inverted Linear Quadtree For Restaurant”. International Journal of Advance Engineering and Research Development (IJAERD), vol. 4, no. 12, Dec. 2017, pp. 206-10, https://ijaerd.org/index.php/IJAERD/article/view/5140.