Authors
Hiroshi Fujiwara
Shinshu University Nagano, Japan
Hokuto Watari
Nagano Electronics Industrial Co., Ltd, Chikuma, Japan
Hiroaki Yamamoto
Shinshu University Nagano, Japan
© 2020 Hiroshi Fujiwara, Hokuto Watari, Hiroaki Yamamoto, published by University of Białystok
This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 License.