Kagioka, M., Y. Hara, and K. Tsuchiya. “Study on the Fire-Protection: Characteristics of Green Spaces in Central Sakai City”. Nakhara : Journal of Environmental Design and Planning, vol. 8, Oct. 2012, pp. 99-110, https://ph01.tci-thaijo.org/index.php/nakhara/article/view/104945.