Roles and Effects of Human Network of Supporting Experts out of Niigata University to Practical Engineering Education. - Tetsuo Oka; Kazuhisa Abe; Takeshi Yamauchi; Takatsune Narumi; Nozomu Ishii; Shin-ya Nishimura; Takashi Sato; Yuji Tanabe; Masakazu Sengoku (Int. J. Eng. Pedagog., 2016)