The proceedings of IEA/AIE 2019 are available from Springer as LNCS (LNAI) 11606 under the title Advances and Trends in Artificial Intelligence: From Theory to Practice. You can access the website for LNCS 11606 via this link or access the online version via this link. For our conference attendees, the proceedings were downloadable from Springer for a limited time, i.e., approximately between June 28th and July 28th using this link.