IISA2021 will be published in Advances in Intelligent Systems and Computing（ISSN: 2194-5357）by Springer-Verlag.
Advances in Intelligent Systems and Computing（ISSN: 2194-5357）of this series are submitted to ISI Proceedings, EI-Compendex, DBLP, Google Scholar and Springerlink . Currently, the retrieval of papers which are submitted by Springer-Verlag is normal.
