1. Chigira, J. and Kakin, Y., Study on temperature control of machine tools (4th Report) ( Selection of temeprature control methods suitable for lathes and machining centers with different thermal characteristics, Journal of the Japan Society for Precision Engineering, Vol. 53, No. 4 ( 1987), pp.625-632.
2. e-Gov, Ordinance related to calculation for carbon dioxide equivalent greenhouse gas emissions with their business activities of specified emitters, Article 2 (2013), available from <http://law.e-gov.go.jp/htmldata/H18/H18F15002002003.html> (accessed on 15 July, 2015) (in Japanese).
3. Kaneko, Y., Tanabe, I., Isobe, M. and Maeda, M., Development of a high precision lathe with countermeasure of environmental preservation for thermal deformation, Transactions of Japan Society of Mechanical Engineers, Series C, Vol. 70, No.700 (2004), pp. 3611-3616 (in Japanese).
4. Mayr, J., Jedrzejewski, J., Uhlmann, E., Donmez, M. A., Knapp, W., Härtig, F., Wendt, K., Moriwaki, T., Shore, P., Schmitt, R., Brecher, C., Würz, T. and Wegener, K., Thermal issues in machine tools, CIRP Annals - Manufacturing Technology, 61 (2012) pp.771-791.
5. Ministry of the environment, Announcement of actual emission factor, adjusted emission per electric utility company in FY 2012 (2013), available from <https://www.env.go.jp/press/press.php?serial=17512> (accessed on 15 July, 2015) (in Japanese).