The CD-MAKE Proceedings 2019 are for free available until September 22, 2019 here: https://link.springer.com/book/10.1007/978-3-030-29726-8
Accepted papers are published in the conference proceedings by Springer as a volume of the series of Lecture Notes in Computer Science (LNCS) – subseries Lecture Notes in Artificial Intelligence (LNAI).