ETAPS 2019 (series) /
Proceedings
The proceedings of the main ETAPS conferences have thus far all been published by Springer in their Lecture Notes in Computer Science (LNCS) series. Since 2010, they have appeared in the Advanced Research in Computing and Software Science (ARCoSS) subline of LNCS, started jointly by EATCS and ETAPS in 2009.
For your convenience, here are the links to online editions of these volumes at SpringerLink.