ISHIDA, Hiroyuki. Experimentary Study on the Rlationships between Bridge-voltage and Gap Length in Slowly Opening Ag Contacts. Proc. of IS-EMD2001 (Technical Report of IEICE). 2001, EMD2001-64
ISHIDA, Hiroyuki. A Discussion of Electrode Temperature Dependency of Arc Duration in Ag and Pd Contacts. Proc. of 20^<th> Inter. Conf. on Electr. Contacts, (June 2000) Stockholm. 2000, 51-56
ISHIDA, Hiroyuki. Observation of Contact Voltage by Using Micro-Step Separating System in Very Slowly Opening Ag and Pd Contacts. 21th Inter. Conf. on Electr. Contascts (September 2002). 2002