1. AdaCore. Advanced SPARK - online course (2018).
https://learn.adacore.com/courses/advanced-spark/index.html
2. AdaCore. Introduction to SPARK - online course (2018).
https://learn.adacore.com/courses/intro-to-spark/index.html
3. AdaCore and Altran UK Ltd. SPARK 2014’s User Guide (2018).
http://docs.adacore.com/spark2014-docs/html/ug/index.html
4. AdaCore and Altran UK Ltd. SPARK 2014’s User Guide (2019).
http://docs.adacore.com/spark2014-docs/html/ug/index.html
5. AdaCore and Thales. Implementation Guidance for the Adoption of SPARK (2018).
https://www.adacore.com/books/implementation-guidance-spark