About this article
Published Online: Nov 01, 2023
Page range: 131 - 141
Accepted: Jun 30, 2023
DOI: https://doi.org/10.2478/forma-2023-0012
Keywords
© 2023 Noboru Endou, published by Sciendo
This work is licensed under the Creative Commons Attribution-ShareAlike 3.0 Public License.
Endou, Noboru
National Institute of Technology, Gifu CollegeJapan