@Article{CMR-38-i, author = {}, title = {Preface: Special Issue: Designs, Codes, Graphs and Cryptography}, journal = {Communications in Mathematical Research }, year = {2022}, volume = {38}, number = {2}, pages = {i--ii}, abstract = {}, issn = {2707-8523}, doi = {https://doi.org/}, url = {http://global-sci.org/intro/article_detail/cmr/20266.html} }