TY - JOUR T1 - Preface: Special Issue Dedicated to Professor Shanzhen Lu's 80th Birthday AU - JO - Analysis in Theory and Applications VL - 3 SP - i EP - iii PY - 2021 DA - 2021/09 SN - 37 DO - http://doi.org/10.4208/ata.2021.v37n3.preface UR - https://global-sci.org/intro/article_detail/ata/19874.html KW - AB -