TY - JOUR T1 - Author Index to Volume 12 JO - Advances in Applied Mathematics and Mechanics VL - 6 SP - 1587 EP - 1589 PY - 2020 DA - 2020/12 SN - 12 DO - http://doi.org/ UR - https://global-sci.org/intro/article_detail/aamm/18452.html KW - AB -