About this article
Published Online: Nov 20, 2021
Page range: 352 - 355
Received: Jul 12, 2021
DOI: https://doi.org/10.2478/jee-2021-0050
Keywords
© 2021 Woo-Yong Choi, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Choi, Woo-Yong
Department of Industrial and Management Systems Engineering, Dong-A University Nakdong-daeroBusan, Korea