@Article{EAJAM-12- i,
author = {},
title = {Preface},
journal = {East Asian Journal on Applied Mathematics},
year = {2022},
volume = {12},
number = {2},
pages = { i--ii},
abstract = {},
issn = {2079-7370},
doi = {https://doi.org/},
url = {http://global-sci.org/intro/article_detail/eajam/20250.html}
}