Automotive Knowledge Alliance AQUA - Integrating Automotive SPICE, Six Sigma, and Functional Safety. - Christian Kreiner; Richard Messnarz; Andreas Riel; Damjan Ekert; Michael Langgner; Dick Theisens; Michael Reiner (EuroSPI, 2013)

Integrating Functional Safety, Automotive SPICE and Six Sigma - The AQUA Knowledge Base and Integration Examples. - Richard Messnarz; Christian Kreiner; Andreas Riel; Serge Tichkiewitch; Damjan Ekert; Michael Langgner; Dick Theisens (EuroSPI, 2014)