1. Research on underground parking lots in Japan (Part 2): Research on effect of introducing parking equipment to underground parking lots—Basic study of underground city planning (No. 17);Ikeda,1991
2. Planning and Design of Parking Lots;Kinpara,1978
3. Research on workers' consciousness of underground parking lots by questionnaire — Basic survey on underground city planning (No. 10);Komatsu,1989
4. Research on underground parking lot in Japan (Part 1): Research on facility management of underground parking lots in Japan — Basic study on underground city planning (No. 16);Matsushita,1991
5. Research on the environment of underground parking lots in Tokyo — Basic survey on underground city planning (No. 11);Shirai,1989