DPC13: Surviving a Prime Time TV Commercial - David Zülke
Interview - David Zülke: Wann ist RESTful API-Design nützlich? | IPC12
David Zülke on Open-Source Microsoft
DPC13: Growing spiders to crawl the web - Juozas Kaziukénas
PHP UK Conference 2017 - David Zuelke - I saw the future, and its web servers were written in PHP
