NUMERICAL MODEL OF GROUP WALKING AND SYNCHRONIZATION EFFECT FOR TSUNAMI EVACUEES 論文 Kentaro Kumagai・Itaru Ehiro・Kenji Ono ·2016-01-01 ·『Journal of Japan Society of Civil Engineers Ser D3 (Infrastructure Planning and Management)』 72(5) pp. I_305-I_316 doi:10.2208/jscejipm.72.i_305