TY - JOUR T1 - Preface: Special Issue: Designs, Codes, Graphs and Cryptography AU - JO - Communications in Mathematical Research VL - 2 SP - i EP - ii PY - 2022 DA - 2022/02 SN - 38 DO - http://doi.org/ UR - https://global-sci.org/intro/article_detail/cmr/20266.html KW - AB -